Benchmarks.md

Benchmarks

AMD Ryzen 9 5950X 16-Core

VS 2022 (/O2 /arch:AVX2)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.41	2,432,991,779.38	0.1%	9.06	builtin << (uint32_t)
86.8%	0.47	2,111,605,877.90	0.1%	11.27	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.41	2,413,145,066.52	0.1%	9.05	builtin << (uint64_t)
78.3%	0.53	1,889,617,697.16	0.1%	12.59	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.41	2,434,731,148.68	0.1%	8.97	builtin >> (uint32_t)
87.3%	0.47	2,124,612,522.42	0.0%	11.21	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.41	2,438,652,364.67	0.2%	8.97	builtin >> (uint64_t)
62.2%	0.66	1,516,845,779.38	0.0%	15.69	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.41	2,438,291,051.90	0.1%	8.96	builtin >> (int32_t)
62.2%	0.66	1,516,157,216.54	0.1%	15.71	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.44	2,271,498,128.00	0.0%	9.61	builtin >> (int64_t)
66.5%	0.66	1,511,548,314.06	0.2%	15.76	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.41	2,454,974,421.21	0.0%	8.90	builtin << (uint32_t)
86.6%	0.47	2,126,021,271.09	0.1%	11.20	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.41	2,415,458,039.09	0.0%	9.04	builtin << (uint64_t)
78.5%	0.53	1,895,981,392.22	0.2%	12.54	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.41	2,451,879,764.51	0.0%	8.91	builtin >> (uint32_t)
87.3%	0.47	2,139,882,752.72	0.2%	11.12	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.41	2,450,086,352.83	0.0%	8.92	builtin >> (uint64_t)
61.9%	0.66	1,517,323,372.72	0.0%	15.69	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 3000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [2432.99, 2111.61, 2413.15, 1889.62, 2434.73, 2124.61, 2438.65, 1516.85, 2438.29, 1516.16, 2271.50, 1511.55, 2454.97, 2126.02, 2415.46, 1895.98, 2451.88, 2139.88, 2450.09, 1517.32]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.41, 0.47, 0.41, 0.53, 0.41, 0.47, 0.41, 0.66, 0.41, 0.66, 0.44, 0.66, 0.41, 0.47, 0.41, 0.53, 0.41, 0.47, 0.41, 0.66]

Loading

VS 2022 (clang-cl, /O2 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,955,998,150.00	0.1%	1.80	builtin << (uint32_t)
98.9%	0.06	17,752,996,669.90	0.1%	1.82	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.08	11,801,165,804.83	0.1%	2.02	builtin << (uint64_t)
53.4%	0.16	6,300,931,020.29	0.0%	3.78	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,799,323,115.62	0.5%	1.81	builtin >> (uint32_t)
104.8%	0.06	17,604,804,652.46	0.1%	1.81	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.08	11,796,012,352.21	0.1%	2.02	builtin >> (uint64_t)
53.4%	0.16	6,301,508,878.77	0.1%	3.78	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,649,120,829.06	0.1%	1.81	builtin >> (int32_t)
102.8%	0.06	18,143,178,004.93	0.1%	1.82	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.10	9,788,159,897.06	0.0%	2.43	builtin >> (int64_t)
79.0%	0.13	7,730,263,774.87	0.0%	3.08	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.05	18,319,645,351.49	0.1%	1.82	builtin << (uint32_t)
100.0%	0.05	18,316,279,311.77	0.1%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,383,350,417.65	0.1%	2.09	builtin << (uint64_t)
54.9%	0.16	6,246,243,608.04	0.1%	3.81	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.05	18,205,070,840.23	0.0%	1.81	builtin >> (uint32_t)
99.9%	0.05	18,191,648,662.57	0.1%	1.82	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.09	11,300,875,200.65	0.0%	2.11	builtin >> (uint64_t)
55.4%	0.16	6,265,789,875.15	0.1%	3.80	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 19000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17956.00, 17753.00, 11801.17, 6300.93, 16799.32, 17604.80, 11796.01, 6301.51, 17649.12, 18143.18, 9788.16, 7730.26, 18319.65, 18316.28, 11383.35, 6246.24, 18205.07, 18191.65, 11300.88, 6265.79]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
    title "ns/op (lower is better)"
    y-axis "ns/op" 0 --> 1
    x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
    bar [0.06, 0.06, 0.08, 0.16, 0.06, 0.06, 0.08, 0.16, 0.06, 0.06, 0.10, 0.13, 0.05, 0.05, 0.09, 0.16, 0.05, 0.05, 0.09, 0.16]

Loading

WSL-gcc 10.5 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	16,945,179,593.29	0.2%	1.81	builtin << (uint32_t)
13.3%	0.44	2,261,472,301.51	0.1%	9.66	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,905,876,211.07	0.1%	2.67	builtin << (uint64_t)
24.7%	0.45	2,200,860,280.92	0.1%	10.82	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,121,456,228.22	0.1%	1.82	builtin >> (uint32_t)
13.2%	0.44	2,261,031,021.19	0.2%	9.67	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.11	8,831,752,939.87	0.7%	2.75	builtin >> (uint64_t)
24.8%	0.46	2,193,428,697.08	0.0%	10.85	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,404,306,223.04	0.0%	1.82	builtin >> (int32_t)
68.0%	0.08	11,837,317,982.98	0.2%	2.01	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.23	4,311,408,630.53	0.3%	5.53	builtin >> (int64_t)
52.3%	0.44	2,255,494,776.48	0.1%	9.69	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,933,976,141.00	0.1%	1.82	builtin << (uint32_t)
12.6%	0.44	2,265,242,327.68	0.1%	9.64	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.11	8,758,258,587.04	0.1%	2.71	builtin << (uint64_t)
25.6%	0.45	2,238,260,692.21	0.3%	9.74	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,128,366,013.42	0.1%	1.82	builtin >> (uint32_t)
13.2%	0.44	2,264,039,547.91	0.2%	9.67	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,869,741,551.77	0.0%	2.68	builtin >> (uint64_t)
24.6%	0.46	2,179,601,383.66	0.1%	10.92	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [16945.18, 2261.47, 8905.88, 2200.86, 17121.46, 2261.03, 8831.75, 2193.43, 17404.31, 11837.32, 4311.41, 2255.49, 17933.98, 2265.24, 8758.26, 2238.26, 17128.37, 2264.04, 8869.74, 2179.60]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.44, 0.11, 0.45, 0.06, 0.44, 0.11, 0.46, 0.06, 0.08, 0.23, 0.44, 0.06, 0.44, 0.11, 0.45, 0.06, 0.44, 0.11, 0.46]

Loading

WSL-gcc 11.5 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	16,959,665,864.96	0.4%	1.80	builtin << (uint32_t)
13.3%	0.44	2,256,692,193.42	0.2%	9.69	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,779,974,477.73	0.2%	2.72	builtin << (uint64_t)
24.8%	0.46	2,176,605,365.34	0.1%	10.95	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,864,706,142.51	0.3%	1.82	builtin >> (uint32_t)
13.3%	0.45	2,236,881,506.51	0.4%	9.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.11	8,793,699,245.91	0.1%	2.73	builtin >> (uint64_t)
24.7%	0.46	2,173,596,646.79	0.1%	10.95	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,177,619,700.68	0.3%	1.82	builtin >> (int32_t)
54.6%	0.11	9,383,197,594.71	0.2%	2.54	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.23	4,371,158,965.57	0.2%	5.45	builtin >> (int64_t)
51.4%	0.45	2,246,821,613.68	0.3%	9.72	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,480,269,667.06	0.1%	1.82	builtin << (uint32_t)
12.9%	0.44	2,258,621,106.65	0.1%	9.68	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.11	8,850,538,231.82	0.1%	2.69	builtin << (uint64_t)
24.5%	0.46	2,170,762,780.36	0.1%	10.98	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,451,655,818.14	0.2%	1.82	builtin >> (uint32_t)
12.9%	0.45	2,246,639,057.61	0.1%	9.73	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,833,349,063.30	0.2%	2.69	builtin >> (uint64_t)
24.5%	0.46	2,160,366,669.78	0.2%	11.04	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [16959.67, 2256.69, 8779.97, 2176.61, 16864.71, 2236.88, 8793.70, 2173.60, 17177.62, 9383.20, 4371.16, 2246.82, 17480.27, 2258.62, 8850.54, 2170.76, 17451.66, 2246.64, 8833.35, 2160.37]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
    title "ns/op (lower is better)"
    y-axis "ns/op" 0 --> 1
    x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
    bar [0.06, 0.44, 0.11, 0.46, 0.06, 0.45, 0.11, 0.46, 0.06, 0.11, 0.23, 0.45, 0.06, 0.44, 0.11, 0.46, 0.06, 0.45, 0.11, 0.46]

Loading

WSL-gcc 12.4 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,204,898,950.00	0.3%	1.82	builtin << (uint32_t)
54.5%	0.11	9,369,708,606.55	0.1%	2.54	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,854,114,559.45	0.2%	2.69	builtin << (uint64_t)
55.4%	0.20	4,906,145,457.06	0.0%	4.85	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,247,307,616.94	0.3%	1.80	builtin >> (uint32_t)
57.3%	0.11	9,311,304,676.79	0.0%	2.56	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.12	8,652,374,695.41	0.7%	2.75	builtin >> (uint64_t)
56.3%	0.21	4,874,471,362.38	0.2%	4.95	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	16,841,229,213.28	0.1%	1.81	builtin >> (int32_t)
55.3%	0.11	9,311,906,799.76	0.2%	2.58	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.16	6,366,292,912.42	0.2%	3.74	builtin >> (int64_t)
62.0%	0.25	3,949,647,835.20	0.2%	6.05	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	18,013,851,674.53	0.1%	1.81	builtin << (uint32_t)
57.2%	0.10	10,295,325,478.34	0.2%	2.32	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.11	8,835,792,078.02	0.2%	2.71	builtin << (uint64_t)
54.8%	0.21	4,838,113,779.47	0.2%	4.94	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,926,547,046.17	0.2%	1.81	builtin >> (uint32_t)
56.9%	0.10	10,197,874,600.81	0.3%	2.35	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,791,782,020.29	0.1%	2.71	builtin >> (uint64_t)
55.4%	0.21	4,875,036,774.05	0.1%	4.89	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 19000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17204.90, 9369.71, 8854.11, 4906.15, 16247.31, 9311.30, 8652.37, 4874.47, 16841.23, 9311.91, 6366.29, 3949.65, 18013.85, 10295.33, 8835.79, 4838.11, 17926.55, 10197.87, 8791.78, 4875.04]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.11, 0.11, 0.20, 0.06, 0.11, 0.12, 0.21, 0.06, 0.11, 0.16, 0.25, 0.06, 0.10, 0.11, 0.21, 0.06, 0.10, 0.11, 0.21]

Loading

WSL-gcc 13.3 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,268,914,315.34	0.1%	1.82	builtin << (uint32_t)
54.4%	0.11	9,397,261,630.75	0.2%	2.54	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,851,303,493.99	0.5%	2.70	builtin << (uint64_t)
53.6%	0.21	4,746,723,780.26	0.1%	5.01	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,179,375,527.22	0.4%	1.82	builtin >> (uint32_t)
57.7%	0.11	9,339,222,256.46	0.4%	2.54	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.12	8,669,247,015.68	0.2%	2.75	builtin >> (uint64_t)
54.0%	0.21	4,677,840,701.37	0.1%	5.09	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,205,838,359.84	0.1%	1.82	builtin >> (int32_t)
54.3%	0.11	9,343,613,775.27	0.2%	2.55	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.16	6,408,124,256.25	0.1%	3.72	builtin >> (int64_t)
62.0%	0.25	3,974,798,674.20	0.1%	5.98	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,307,961,711.33	0.2%	1.82	builtin << (uint32_t)
71.9%	0.08	12,445,237,257.20	0.1%	1.92	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.12	8,676,964,063.00	0.4%	2.74	builtin << (uint64_t)
54.5%	0.21	4,724,694,167.36	0.4%	5.07	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,966,017,008.29	0.2%	1.82	builtin >> (uint32_t)
69.6%	0.08	12,501,156,993.96	0.3%	1.91	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,837,163,021.86	0.1%	2.69	builtin >> (uint64_t)
54.2%	0.21	4,786,722,102.48	0.2%	4.98	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17268.91, 9397.26, 8851.30, 4746.72, 16179.38, 9339.22, 8669.25, 4677.84, 17205.84, 9343.61, 6408.12, 3974.80, 17307.96, 12445.24, 8676.96, 4724.69, 17966.02, 12501.16, 8837.16, 4786.72]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.11, 0.11, 0.21, 0.06, 0.11, 0.12, 0.21, 0.06, 0.11, 0.16, 0.25, 0.06, 0.08, 0.12, 0.21, 0.06, 0.08, 0.11, 0.21]

Loading

WSL-gcc 14.2 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	16,862,552,073.48	0.1%	1.82	builtin << (uint32_t)
89.8%	0.07	15,135,432,252.15	0.2%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,744,965,934.74	0.1%	2.73	builtin << (uint64_t)
53.6%	0.21	4,685,561,490.07	0.2%	5.08	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,736,110,122.01	0.8%	1.81	builtin >> (uint32_t)
90.7%	0.07	15,183,936,531.40	0.1%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.11	8,871,622,398.32	0.2%	2.68	builtin >> (uint64_t)
53.5%	0.21	4,745,998,100.44	0.1%	5.01	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,220,819,967.68	0.0%	1.82	builtin >> (int32_t)
86.0%	0.07	14,811,280,856.77	0.5%	1.81	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.15	6,692,935,181.52	0.0%	3.56	builtin >> (int64_t)
58.2%	0.26	3,892,234,906.65	0.1%	6.12	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,506,442,919.38	0.2%	1.82	builtin << (uint32_t)
87.2%	0.07	15,265,991,840.74	0.2%	1.81	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.11	8,859,091,698.57	0.2%	2.69	builtin << (uint64_t)
53.6%	0.21	4,748,418,704.22	0.1%	5.01	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,747,519,381.40	0.1%	1.82	builtin >> (uint32_t)
87.0%	0.06	15,447,407,715.77	0.1%	1.82	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,892,467,868.64	0.0%	2.68	builtin >> (uint64_t)
53.6%	0.21	4,765,263,110.84	0.2%	5.00	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [16862.55, 15135.43, 8744.97, 4685.56, 16736.11, 15183.94, 8871.62, 4746.00, 17220.82, 14811.28, 6692.94, 3892.23, 17506.44, 15265.99, 8859.09, 4748.42, 17747.52, 15447.41, 8892.47, 4765.26]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.07, 0.11, 0.21, 0.06, 0.07, 0.11, 0.21, 0.06, 0.07, 0.15, 0.26, 0.06, 0.07, 0.11, 0.21, 0.06, 0.06, 0.11, 0.21]

Loading

WSL-gcc 15.2 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	16,994,459,679.95	0.2%	1.81	builtin << (uint32_t)
90.6%	0.06	15,396,342,700.17	0.1%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.11	8,910,644,096.84	0.1%	2.67	builtin << (uint64_t)
54.0%	0.21	4,811,314,337.95	0.1%	4.95	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	16,994,350,985.52	0.3%	1.82	builtin >> (uint32_t)
90.7%	0.06	15,406,205,863.73	0.1%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.11	8,842,699,246.61	0.2%	2.69	builtin >> (uint64_t)
53.8%	0.21	4,758,383,129.63	0.1%	5.00	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,308,986,166.06	0.2%	1.81	builtin >> (int32_t)
89.2%	0.06	15,434,114,205.55	0.2%	1.82	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.15	6,640,997,090.41	0.1%	3.59	builtin >> (int64_t)
58.4%	0.26	3,876,288,518.26	0.2%	6.14	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,579,662,795.00	0.3%	1.82	builtin << (uint32_t)
88.9%	0.06	15,620,147,142.05	0.3%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.11	8,735,583,260.04	0.2%	2.72	builtin << (uint64_t)
54.2%	0.21	4,735,084,023.54	0.2%	5.08	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,577,195,425.64	0.4%	1.82	builtin >> (uint32_t)
88.0%	0.06	15,476,006,579.12	0.7%	1.79	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.11	8,855,206,524.92	0.1%	2.69	builtin >> (uint64_t)
53.9%	0.21	4,769,563,344.02	0.2%	5.00	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [16994.46, 15396.34, 8910.64, 4811.31, 16994.35, 15406.21, 8842.70, 4758.38, 17308.99, 15434.11, 6641.00, 3876.29, 17579.66, 15620.15, 8735.58, 4735.08, 17577.20, 15476.01, 8855.21, 4769.56]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.06, 0.11, 0.21, 0.06, 0.06, 0.11, 0.21, 0.06, 0.06, 0.15, 0.26, 0.06, 0.06, 0.11, 0.21, 0.06, 0.06, 0.11, 0.21]

Loading

WSL-clang 16.0.6 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,243,391,597.01	0.4%	1.80	builtin << (uint32_t)
92.2%	0.06	15,903,711,743.47	0.2%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.09	11,525,804,738.07	0.1%	2.07	builtin << (uint64_t)
55.1%	0.16	6,350,010,111.35	0.2%	3.75	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,331,675,501.91	0.1%	1.81	builtin >> (uint32_t)
91.7%	0.06	15,893,088,352.46	0.1%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.09	11,562,979,006.97	0.2%	2.06	builtin >> (uint64_t)
55.0%	0.16	6,361,210,002.00	0.6%	3.74	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.07	15,127,633,962.70	0.1%	1.82	builtin >> (int32_t)
112.1%	0.06	16,955,222,580.88	0.3%	1.83	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.11	9,462,789,405.60	0.1%	2.52	builtin >> (int64_t)
72.7%	0.15	6,881,273,929.85	0.3%	3.46	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	18,005,171,920.74	0.2%	1.81	builtin << (uint32_t)
93.8%	0.06	16,889,122,294.12	0.1%	1.81	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,736,466,136.26	0.2%	2.04	builtin << (uint64_t)
54.2%	0.16	6,358,564,831.52	0.1%	3.74	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	18,075,521,013.56	0.1%	1.82	builtin >> (uint32_t)
93.9%	0.06	16,973,795,285.49	0.2%	1.81	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.08	11,808,008,033.37	0.0%	2.01	builtin >> (uint64_t)
54.7%	0.15	6,456,068,152.36	0.1%	3.69	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 19000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17243.39, 15903.71, 11525.80, 6350.01, 17331.68, 15893.09, 11562.98, 6361.21, 15127.63, 16955.22, 9462.79, 6881.27, 18005.17, 16889.12, 11736.47, 6358.56, 18075.52, 16973.80, 11808.01, 6456.07]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16, 0.07, 0.06, 0.11, 0.15, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.08, 0.15]

Loading

WSL-clang 17.0.6 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,311,841,152.93	0.1%	1.81	builtin << (uint32_t)
91.5%	0.06	15,847,226,825.81	0.1%	1.82	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.09	11,429,623,219.48	0.1%	2.08	builtin << (uint64_t)
56.1%	0.16	6,412,591,755.73	0.5%	3.71	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,356,886,932.48	0.4%	1.81	builtin >> (uint32_t)
87.3%	0.07	15,147,127,626.41	0.1%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.09	11,569,568,157.37	0.1%	2.07	builtin >> (uint64_t)
55.8%	0.15	6,452,767,050.41	0.1%	3.69	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,496,942,794.70	0.1%	1.82	builtin >> (int32_t)
99.3%	0.06	17,370,251,565.93	0.1%	1.81	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.10	9,532,870,658.03	0.1%	2.50	builtin >> (int64_t)
77.6%	0.14	7,402,199,293.65	0.1%	3.22	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	18,077,914,713.98	0.1%	1.82	builtin << (uint32_t)
93.0%	0.06	16,815,159,462.95	0.2%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,679,915,817.87	0.1%	2.04	builtin << (uint64_t)
54.5%	0.16	6,368,131,765.27	0.1%	3.74	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	18,063,553,960.97	0.1%	1.82	builtin >> (uint32_t)
93.6%	0.06	16,913,381,302.89	0.1%	1.82	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.08	11,771,214,324.70	0.1%	2.02	builtin >> (uint64_t)
54.3%	0.16	6,391,300,517.80	0.1%	3.73	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 19000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17311.84, 15847.23, 11429.62, 6412.59, 17356.89, 15147.13, 11569.57, 6452.77, 17496.94, 17370.25, 9532.87, 7402.20, 18077.91, 16815.16, 11679.92, 6368.13, 18063.55, 16913.38, 11771.21, 6391.30]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.06, 0.09, 0.16, 0.06, 0.07, 0.09, 0.15, 0.06, 0.06, 0.10, 0.14, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.08, 0.16]

Loading

WSL-clang 18.1.3 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,099,440,367.44	0.2%	1.81	builtin << (uint32_t)
88.3%	0.07	15,103,956,767.99	0.1%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.09	10,576,086,565.45	0.3%	2.25	builtin << (uint64_t)
60.1%	0.16	6,361,216,541.73	0.1%	3.74	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,154,499,865.66	0.1%	1.81	builtin >> (uint32_t)
90.6%	0.06	15,534,185,749.97	0.2%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.09	11,346,291,852.31	0.2%	2.10	builtin >> (uint64_t)
56.1%	0.16	6,365,262,428.73	0.1%	3.74	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,380,851,280.34	0.0%	1.82	builtin >> (int32_t)
99.7%	0.06	17,325,724,304.32	0.1%	1.82	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.11	9,437,677,530.59	0.1%	2.52	builtin >> (int64_t)
77.9%	0.14	7,349,399,448.07	0.1%	3.25	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,844,339,388.84	0.1%	1.82	builtin << (uint32_t)
94.4%	0.06	16,853,917,918.29	0.4%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,426,009,606.50	0.4%	2.08	builtin << (uint64_t)
56.3%	0.16	6,435,394,258.79	0.3%	3.70	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,900,431,145.55	0.5%	1.83	builtin >> (uint32_t)
95.2%	0.06	17,034,875,464.31	0.2%	1.81	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.09	11,356,751,586.34	0.7%	2.10	builtin >> (uint64_t)
56.4%	0.16	6,402,617,839.35	0.2%	3.79	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17099.44, 15103.96, 10576.09, 6361.22, 17154.50, 15534.19, 11346.29, 6365.26, 17380.85, 17325.72, 9437.68, 7349.40, 17844.34, 16853.92, 11426.01, 6435.39, 17900.43, 17034.88, 11356.75, 6402.62]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.07, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.11, 0.14, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16]

Loading

WSL-clang 19.1.1 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,533,064,260.61	0.1%	1.81	builtin << (uint32_t)
100.1%	0.06	17,555,842,183.04	0.2%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.09	11,584,856,681.83	0.1%	2.06	builtin << (uint64_t)
53.9%	0.16	6,243,801,173.56	0.1%	3.81	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,695,119,213.35	0.1%	1.82	builtin >> (uint32_t)
99.3%	0.06	17,569,552,125.78	0.3%	1.82	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.09	11,644,340,938.00	0.1%	2.04	builtin >> (uint64_t)
53.7%	0.16	6,250,876,049.91	0.2%	3.81	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,766,542,921.72	0.1%	1.82	builtin >> (int32_t)
99.9%	0.06	17,754,155,297.75	0.1%	1.82	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.11	9,215,516,940.63	0.1%	2.59	builtin >> (int64_t)
79.5%	0.14	7,325,479,535.25	0.2%	3.26	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,936,421,752.28	0.2%	1.85	builtin << (uint32_t)
99.9%	0.06	17,924,198,668.90	0.1%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,559,782,219.10	0.2%	2.07	builtin << (uint64_t)
54.0%	0.16	6,238,407,670.59	0.1%	3.81	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,989,670,173.72	0.1%	1.81	builtin >> (uint32_t)
100.0%	0.06	17,992,451,215.60	0.1%	1.81	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.09	11,688,180,024.89	0.1%	2.04	builtin >> (uint64_t)
53.7%	0.16	6,281,457,609.51	0.1%	3.79	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17533.06, 17555.84, 11584.86, 6243.80, 17695.12, 17569.55, 11644.34, 6250.88, 17766.54, 17754.16, 9215.52, 7325.48, 17936.42, 17924.20, 11559.78, 6238.41, 17989.67, 17992.45, 11688.18, 6281.46]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.11, 0.14, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16]

Loading

WSL-clang 20.1.2 (-O3 -march=native)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.06	17,125,514,146.00	0.2%	1.82	builtin << (uint32_t)
99.8%	0.06	17,088,300,840.77	0.2%	1.81	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.09	11,479,304,681.14	0.3%	2.08	builtin << (uint64_t)
53.8%	0.16	6,178,508,593.49	0.4%	3.86	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.06	17,356,199,577.73	0.2%	1.82	builtin >> (uint32_t)
99.4%	0.06	17,244,362,869.15	0.1%	1.80	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.09	11,636,421,426.51	0.2%	2.07	builtin >> (uint64_t)
53.7%	0.16	6,246,357,314.38	0.1%	3.81	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.06	17,731,920,278.36	0.2%	1.82	builtin >> (int32_t)
99.7%	0.06	17,674,849,781.22	0.2%	1.81	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.11	9,493,834,663.07	0.4%	2.50	builtin >> (int64_t)
79.4%	0.13	7,533,569,601.14	0.1%	3.16	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.06	17,588,936,888.69	0.2%	1.81	builtin << (uint32_t)
100.1%	0.06	17,614,684,292.26	0.2%	1.82	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.09	11,247,224,408.27	0.2%	2.12	builtin << (uint64_t)
55.0%	0.16	6,189,248,146.31	0.3%	3.84	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.06	17,548,122,557.14	0.4%	1.81	builtin >> (uint32_t)
99.1%	0.06	17,396,917,383.02	1.1%	1.81	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.09	11,554,685,193.49	0.1%	2.06	builtin >> (uint64_t)
54.0%	0.16	6,239,000,876.84	0.2%	3.83	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 18000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [17125.51, 17088.30, 11479.30, 6178.51, 17356.20, 17244.36, 11636.42, 6246.36, 17731.92, 17674.85, 9493.83, 7533.57, 17588.94, 17614.68, 11247.22, 6189.25, 17548.12, 17396.92, 11554.69, 6239.00]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.11, 0.13, 0.06, 0.06, 0.09, 0.16, 0.06, 0.06, 0.09, 0.16]

Loading

CI/CD

win, x64, vs2022 (MSVC 19.44.35215.0)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.58	1,729,573,157.28	0.1%	13.78	builtin << (uint32_t)
61.0%	0.95	1,054,977,107.85	0.1%	22.60	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.59	1,696,460,675.74	0.2%	14.60	builtin << (uint64_t)
76.2%	0.77	1,292,612,644.05	2.0%	18.78	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.58	1,726,766,499.89	0.2%	13.84	builtin >> (uint32_t)
85.9%	0.67	1,483,597,729.56	0.1%	16.05	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.58	1,721,436,904.20	0.1%	13.84	builtin >> (uint64_t)
76.6%	0.76	1,318,245,154.74	0.5%	18.28	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.59	1,706,014,309.24	0.3%	14.10	builtin >> (int32_t)
61.8%	0.95	1,053,523,182.16	0.1%	22.63	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.59	1,695,613,855.58	0.1%	14.04	builtin >> (int64_t)
61.9%	0.95	1,048,842,896.05	0.2%	22.70	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.58	1,734,651,874.72	0.1%	13.72	builtin << (uint32_t)
60.8%	0.95	1,054,091,413.80	0.2%	22.62	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.59	1,687,749,832.46	0.4%	14.11	builtin << (uint64_t)
77.0%	0.77	1,298,781,370.49	1.5%	18.58	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.64	1,558,240,930.56	2.1%	15.22	builtin >> (uint32_t)
88.3%	0.73	1,376,517,784.24	4.5%	17.48	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.59	1,694,401,557.04	0.1%	14.04	builtin >> (uint64_t)
77.4%	0.76	1,312,208,048.97	0.2%	18.69	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
    title "Mop/s (higher is better)"
    y-axis "Mop/s" 0 --> 2000
    x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
    bar [1729.57, 1054.98, 1696.46, 1292.61, 1726.77, 1483.60, 1721.44, 1318.25, 1706.01, 1053.52, 1695.61, 1048.84, 1734.65, 1054.09, 1687.75, 1298.78, 1558.24, 1376.52, 1694.40, 1312.21]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
    title "ns/op (lower is better)"
    y-axis "ns/op" 0 --> 1
    x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
    bar [0.58, 0.95, 0.59, 0.77, 0.58, 0.67, 0.58, 0.76, 0.59, 0.95, 0.59, 0.95, 0.58, 0.95, 0.59, 0.77, 0.64, 0.73, 0.59, 0.76]

Loading

macos-13, x64, xcode-15 (AppleClang 15)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.18	5,478,993,252.45	1.3%	4.39	builtin << (uint32_t)
87.8%	0.21	4,809,787,482.76	2.1%	5.03	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.32	3,150,283,652.84	3.8%	7.15	builtin << (uint64_t)
81.6%	0.39	2,571,273,895.27	13.6%	9.77	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.21	4,749,637,175.24	4.0%	5.46	builtin >> (uint32_t)
67.2%	0.31	3,194,036,949.67	11.6%	7.26	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.46	2,192,423,508.52	15.4%	11.06	builtin >> (uint64_t)
94.6%	0.48	2,074,298,908.30	6.1%	10.62	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.22	4,635,394,382.76	7.0%	5.64	builtin >> (int32_t)
116.8%	0.18	5,413,525,869.73	7.1%	4.34	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.41	2,435,416,378.23	8.1%	9.78	builtin >> (int64_t)
95.8%	0.43	2,333,699,990.66	7.4%	11.23	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.18	5,550,813,923.98	9.1%	4.38	builtin << (uint32_t)
74.9%	0.24	4,158,405,554.26	9.8%	5.17	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.33	3,023,558,460.81	3.7%	8.08	builtin << (uint64_t)
72.9%	0.45	2,205,550,488.14	9.2%	10.00	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.20	5,107,922,862.30	5.1%	4.88	builtin >> (uint32_t)
78.1%	0.25	3,987,458,922.24	7.7%	6.14	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.34	2,983,429,286.92	3.4%	7.89	builtin >> (uint64_t)
81.5%	0.41	2,430,481,207.77	6.7%	8.93	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 6000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [5478.99, 4809.79, 3150.28, 2571.27, 4749.64, 3194.04, 2192.42, 2074.30, 4635.39, 5413.53, 2435.42, 2333.70, 5550.81, 4158.41, 3023.56, 2205.55, 5107.92, 3987.46, 2983.43, 2430.48]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.18, 0.21, 0.32, 0.39, 0.21, 0.31, 0.46, 0.48, 0.22, 0.18, 0.41, 0.43, 0.18, 0.24, 0.33, 0.45, 0.20, 0.25, 0.34, 0.41]

Loading

macos-14, aarch64, xcode-15 (AppleClang 15)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.11	9,465,073,079.55	1.1%	2.66	builtin << (uint32_t)
88.8%	0.12	8,402,949,342.06	2.6%	2.86	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.16	6,074,359,404.13	8.7%	4.16	builtin << (uint64_t)
76.9%	0.21	4,671,655,266.86	0.7%	5.11	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.10	9,680,241,584.24	0.4%	2.45	builtin >> (uint32_t)
94.8%	0.11	9,179,477,722.00	2.6%	2.61	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.15	6,678,942,364.78	1.3%	3.59	builtin >> (uint64_t)
61.7%	0.24	4,124,123,546.69	1.9%	5.75	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.10	10,306,567,333.94	0.8%	2.33	builtin >> (int32_t)
96.1%	0.10	9,906,101,149.25	0.5%	2.41	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.15	6,865,008,444.52	1.2%	3.49	builtin >> (int64_t)
84.8%	0.17	5,820,507,844.48	1.1%	4.09	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.10	10,452,330,433.94	0.2%	2.30	builtin << (uint32_t)
93.8%	0.10	9,808,584,374.32	1.2%	2.42	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.15	6,798,775,785.38	1.6%	3.54	builtin << (uint64_t)
70.9%	0.21	4,823,362,579.82	1.2%	4.93	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.10	10,231,491,272.73	1.7%	2.33	builtin >> (uint32_t)
90.8%	0.11	9,288,166,754.72	0.9%	2.55	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.15	6,644,523,813.35	1.7%	3.57	builtin >> (uint64_t)
61.1%	0.25	4,061,629,843.69	1.0%	5.91	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 11000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [9465.07, 8402.95, 6074.36, 4671.66, 9680.24, 9179.48, 6678.94, 4124.12, 10306.57, 9906.10, 6865.01, 5820.51, 10452.33, 9808.58, 6798.78, 4823.36, 10231.49, 9288.17, 6644.52, 4061.63]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.11, 0.12, 0.16, 0.21, 0.10, 0.11, 0.15, 0.24, 0.10, 0.10, 0.15, 0.17, 0.10, 0.10, 0.15, 0.21, 0.10, 0.11, 0.15, 0.25]

Loading

macos-14, aarch64, xcode-15 (AppleClang 15) via Rosetta (x86_64)

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.13	7,620,369,108.62	5.8%	3.18	builtin << (uint32_t)
69.6%	0.19	5,303,434,454.47	4.6%	4.49	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.70	1,431,438,800.68	2.7%	16.73	builtin << (uint64_t)
77.2%	0.91	1,104,421,864.64	1.9%	21.90	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	1.12	891,468,139.28	1.2%	27.31	builtin >> (uint32_t)
93.2%	1.20	831,023,840.85	2.6%	29.11	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.80	1,256,951,333.30	2.2%	19.01	builtin >> (uint64_t)
79.7%	1.00	1,001,281,693.89	2.2%	23.96	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	1.15	873,301,318.64	1.6%	27.56	builtin >> (int32_t)
93.2%	1.23	813,637,403.44	3.0%	29.58	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.40	2,496,779,284.51	2.2%	8.96	builtin >> (int64_t)
92.1%	0.43	2,299,269,285.77	4.0%	9.65	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.14	7,394,077,357.41	3.6%	3.31	builtin << (uint32_t)
68.7%	0.20	5,082,266,543.97	1.4%	4.74	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.87	1,152,624,109.35	4.0%	20.38	builtin << (uint64_t)
75.1%	1.15	865,930,197.57	4.5%	27.16	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	1.46	684,514,852.52	3.8%	34.89	builtin >> (uint32_t)
100.9%	1.45	690,641,748.04	4.1%	35.16	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.88	1,139,331,427.93	7.9%	20.89	builtin >> (uint64_t)
84.1%	1.04	957,631,630.91	1.5%	25.40	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 8000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [7620.37, 5303.43, 1431.44, 1104.42, 891.47, 831.02, 1256.95, 1001.28, 873.30, 813.64, 2496.78, 2299.27, 7394.08, 5082.27, 1152.62, 865.93, 684.51, 690.64, 1139.33, 957.63]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 2
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.13, 0.19, 0.70, 0.91, 1.12, 1.20, 0.80, 1.00, 1.15, 1.23, 0.40, 0.43, 0.14, 0.20, 0.87, 1.15, 1.46, 1.45, 0.88, 1.04]

Loading

ubuntu-24.04, x64, gcc-11.4

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.08	12,308,700,310.60	0.1%	1.94	builtin << (uint32_t)
13.0%	0.62	1,602,033,770.88	0.0%	14.86	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.16	6,219,088,827.77	0.5%	3.86	builtin << (uint64_t)
24.9%	0.64	1,551,181,677.91	0.0%	15.35	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.08	12,309,720,254.98	0.0%	1.93	builtin >> (uint32_t)
13.0%	0.62	1,601,760,289.41	0.0%	14.86	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.16	6,256,001,620.29	0.0%	3.81	builtin >> (uint64_t)
24.8%	0.64	1,551,187,717.58	0.0%	15.34	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.08	12,312,078,508.89	0.0%	1.93	builtin >> (int32_t)
54.5%	0.15	6,708,924,052.29	0.0%	3.55	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.32	3,119,544,610.96	0.1%	7.00	builtin >> (int64_t)
51.4%	0.62	1,604,044,604.88	0.0%	14.84	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.08	12,776,489,844.97	0.0%	1.86	builtin << (uint32_t)
12.5%	0.62	1,602,420,803.45	0.0%	14.85	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.16	6,225,243,771.09	0.1%	3.82	builtin << (uint64_t)
24.9%	0.65	1,550,287,232.74	0.0%	15.35	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.08	12,780,357,759.49	0.0%	1.86	builtin >> (uint32_t)
12.5%	0.62	1,603,505,559.56	0.0%	14.84	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.16	6,224,625,907.08	0.0%	3.82	builtin >> (uint64_t)
24.9%	0.65	1,550,120,881.63	0.0%	15.35	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 13000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [12308.70, 1602.03, 6219.09, 1551.18, 12309.72, 1601.76, 6256.00, 1551.19, 12312.08, 6708.92, 3119.54, 1604.04, 12776.49, 1602.42, 6225.24, 1550.29, 12780.36, 1603.51, 6224.63, 1550.12]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.08, 0.62, 0.16, 0.64, 0.08, 0.62, 0.16, 0.64, 0.08, 0.15, 0.32, 0.62, 0.08, 0.62, 0.16, 0.65, 0.08, 0.62, 0.16, 0.65]

Loading

ubuntu-24.04, x64, gcc-12.4

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.08	12,192,548,342.56	0.1%	1.95	builtin << (uint32_t)
54.4%	0.15	6,636,768,702.72	0.1%	3.59	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.16	6,184,539,336.82	0.1%	3.86	builtin << (uint64_t)
55.4%	0.29	3,424,438,558.12	0.5%	6.50	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.09	11,639,026,426.82	0.1%	2.05	builtin >> (uint32_t)
57.0%	0.15	6,633,008,775.80	0.1%	3.59	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.16	6,152,532,590.88	0.5%	3.90	builtin >> (uint64_t)
55.6%	0.29	3,422,528,434.77	0.5%	6.95	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.08	12,249,300,773.13	0.1%	1.94	builtin >> (int32_t)
54.0%	0.15	6,619,888,960.35	0.1%	3.60	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.22	4,500,695,786.02	0.1%	5.32	builtin >> (int64_t)
62.4%	0.36	2,809,901,774.43	0.1%	7.78	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.08	12,760,531,354.36	0.0%	1.87	builtin << (uint32_t)
69.4%	0.11	8,860,593,214.98	0.1%	2.69	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.16	6,181,739,355.69	0.3%	3.87	builtin << (uint64_t)
55.1%	0.29	3,405,878,106.76	0.9%	6.98	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.08	12,714,296,628.67	0.1%	1.87	builtin >> (uint32_t)
69.3%	0.11	8,812,776,707.17	0.2%	2.71	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.16	6,187,111,338.97	0.1%	3.86	builtin >> (uint64_t)
55.6%	0.29	3,437,793,259.65	0.2%	6.96	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 13000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [12192.55, 6636.77, 6184.54, 3424.44, 11639.03, 6633.01, 6152.53, 3422.53, 12249.30, 6619.89, 4500.70, 2809.90, 12760.53, 8860.59, 6181.74, 3405.88, 12714.30, 8812.78, 6187.11, 3437.79]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.08, 0.15, 0.16, 0.29, 0.09, 0.15, 0.16, 0.29, 0.08, 0.15, 0.22, 0.36, 0.08, 0.11, 0.16, 0.29, 0.08, 0.11, 0.16, 0.29]

Loading

ubuntu-24.04, x64, gcc-14.2

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.08	12,225,283,935.17	0.1%	1.95	builtin << (uint32_t)
91.2%	0.09	11,145,753,836.25	0.1%	2.13	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.16	6,226,461,570.02	0.1%	3.82	builtin << (uint64_t)
53.7%	0.30	3,345,635,381.38	0.1%	7.11	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.08	12,231,012,475.91	0.1%	1.95	builtin >> (uint32_t)
91.5%	0.09	11,196,758,813.04	0.4%	2.13	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.16	6,236,466,249.53	0.1%	3.81	builtin >> (uint64_t)
53.6%	0.30	3,345,827,403.57	0.0%	7.11	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.08	11,962,032,911.09	0.2%	1.99	builtin >> (int32_t)
88.0%	0.10	10,521,959,073.59	0.2%	2.26	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.22	4,634,357,957.99	0.1%	5.14	builtin >> (int64_t)
58.4%	0.37	2,707,096,097.93	0.0%	8.07	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.08	12,754,462,340.27	0.0%	1.87	builtin << (uint32_t)
90.7%	0.09	11,565,904,246.51	0.1%	2.06	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.16	6,194,408,244.50	0.1%	3.84	builtin << (uint64_t)
53.7%	0.30	3,326,535,633.71	0.0%	7.15	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.08	12,759,551,990.94	0.0%	1.87	builtin >> (uint32_t)
90.9%	0.09	11,592,542,296.32	0.1%	2.05	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.16	6,202,440,743.63	0.1%	3.84	builtin >> (uint64_t)
53.7%	0.30	3,329,971,328.71	0.0%	7.14	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 13000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [12225.28, 11145.75, 6226.46, 3345.64, 12231.01, 11196.76, 6236.47, 3345.83, 11962.03, 10521.96, 4634.36, 2707.10, 12754.46, 11565.90, 6194.41, 3326.54, 12759.55, 11592.54, 6202.44, 3329.97]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.08, 0.09, 0.16, 0.30, 0.08, 0.09, 0.16, 0.30, 0.08, 0.10, 0.22, 0.37, 0.08, 0.09, 0.16, 0.30, 0.08, 0.09, 0.16, 0.30]

Loading

ubuntu-24.04, aarch64, gcc-14.2

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.12	8,547,629,636.35	0.0%	2.78	builtin << (uint32_t)
68.4%	0.17	5,848,400,791.22	0.0%	4.07	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.21	4,812,818,725.05	0.0%	4.94	builtin << (uint64_t)
51.8%	0.40	2,491,038,962.96	0.0%	8.77	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.12	8,391,414,818.91	0.1%	2.84	builtin >> (uint32_t)
69.7%	0.17	5,845,701,883.42	0.0%	4.07	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.21	4,813,298,588.17	0.0%	4.94	builtin >> (uint64_t)
56.3%	0.37	2,708,491,436.23	0.0%	8.06	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.12	8,390,367,619.80	0.0%	2.84	builtin >> (int32_t)
53.8%	0.22	4,513,542,688.84	0.0%	5.27	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.21	4,810,501,665.76	0.0%	4.95	builtin >> (int64_t)
35.1%	0.59	1,686,205,386.08	0.0%	14.11	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.11	8,994,443,167.35	0.0%	2.65	builtin << (uint32_t)
65.0%	0.17	5,850,773,231.47	0.0%	4.07	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.21	4,821,748,355.09	0.0%	4.94	builtin << (uint64_t)
51.6%	0.40	2,487,979,278.32	0.0%	8.78	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.12	8,484,031,309.83	0.1%	2.80	builtin >> (uint32_t)
69.0%	0.17	5,851,152,756.56	0.0%	4.07	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.21	4,823,003,396.19	0.0%	4.93	builtin >> (uint64_t)
51.6%	0.40	2,488,305,919.70	0.0%	8.78	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 9000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [8547.63, 5848.40, 4812.82, 2491.04, 8391.41, 5845.70, 4813.30, 2708.49, 8390.37, 4513.54, 4810.50, 1686.21, 8994.44, 5850.77, 4821.75, 2487.98, 8484.03, 5851.15, 4823.00, 2488.31]

Loading

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.12, 0.17, 0.21, 0.40, 0.12, 0.17, 0.21, 0.37, 0.12, 0.22, 0.21, 0.59, 0.11, 0.17, 0.21, 0.40, 0.12, 0.17, 0.21, 0.40]

Loading

ubuntu-24.04, x64, clang-18.1.3

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint32_t)
100.0%	0.08	12,187,401,474.39	0.2%	1.95	builtin << (uint32_t)
93.2%	0.09	11,359,595,159.00	0.0%	2.10	sal<uint32_t>

relative	ns/op	op/s	err%	total	Compare sal vs builtin << (uint64_t)
100.0%	0.12	8,032,149,298.58	0.1%	2.96	builtin << (uint64_t)
56.4%	0.22	4,530,812,880.60	0.1%	5.25	sal<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint32_t)
100.0%	0.08	12,275,440,111.60	0.0%	1.94	builtin >> (uint32_t)
93.2%	0.09	11,436,549,716.67	0.0%	2.08	sar<uint32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (uint64_t)
100.0%	0.13	7,925,383,606.01	0.2%	3.00	builtin >> (uint64_t)
57.1%	0.22	4,527,031,739.80	0.1%	5.26	sar<uint64_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int32_t)
100.0%	0.08	12,254,384,506.65	0.0%	1.94	builtin >> (int32_t)
99.5%	0.08	12,197,023,458.77	0.0%	1.95	sar<int32_t>

relative	ns/op	op/s	err%	total	Compare sar vs builtin >> (int64_t)
100.0%	0.15	6,534,904,711.06	0.1%	3.64	builtin >> (int64_t)
79.4%	0.19	5,186,674,151.11	0.1%	4.59	sar<int64_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint32_t)
100.0%	0.08	12,777,566,956.56	0.0%	1.87	builtin << (uint32_t)
96.2%	0.08	12,297,702,527.53	0.1%	1.94	shl<uint32_t>

relative	ns/op	op/s	err%	total	Compare shl vs builtin << (uint64_t)
100.0%	0.13	7,592,201,800.59	0.2%	3.12	builtin << (uint64_t)
56.8%	0.23	4,311,518,094.70	0.1%	5.58	shl<uint64_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint32_t)
100.0%	0.08	12,711,789,401.29	0.1%	1.87	builtin >> (uint32_t)
95.1%	0.08	12,087,176,613.27	0.1%	1.97	shr<uint32_t>

relative	ns/op	op/s	err%	total	Compare shr vs builtin >> (uint64_t)
100.0%	0.13	7,994,598,917.63	0.1%	2.98	builtin >> (uint64_t)
52.4%	0.24	4,189,242,399.64	0.1%	5.69	shr<uint64_t>

---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "Mop/s (higher is better)"
y-axis "Mop/s" 0 --> 13000
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [12187.40, 11359.60, 8032.15, 4530.81, 12275.44, 11436.55, 7925.38, 4527.03, 12254.38, 12197.02, 6534.90, 5186.67, 12777.57, 12297.70, 7592.20, 4311.52, 12711.79, 12087.18, 7994.60, 4189.24]

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---
config:
    xyChart:
        showDataLabel: true
        width: 1200
    yAxis:
        showLabel: false
        showAxisLine: false
---
xychart-beta horizontal
title "ns/op (lower is better)"
y-axis "ns/op" 0 --> 1
x-axis ["l.shift, u32, builtin, 1", "l.shift, u32, sal", "l.shift, u64, builtin, 1", "l.shift, u64, sal", "r.shift, u32, builtin, 1", "r.shift, u32, sar", "r.shift, u64, builtin, 1", "r.shift, u64, sar", "r.shift, i32, builtin", "r.shift, i32, sar", "r.shift, i64, builtin", "r.shift, i64, sar", "l.shift, u32, builtin, 2", "l.shift, u32, shl", "l.shift, u64, builtin, 2", "l.shift, u64, shl", "r.shift, u32, builtin, 2", "r.shift, u32, shr", "r.shift, u64, builtin, 2", "r.shift, u64, shr"]
bar [0.08, 0.09, 0.12, 0.22, 0.08, 0.09, 0.13, 0.22, 0.08, 0.08, 0.15, 0.19, 0.08, 0.08, 0.13, 0.23, 0.08, 0.08, 0.13, 0.24]

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