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std.atomic: define cache line size for alpha, hppa, microblaze, sh

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Alex Rønne Petersen 2025-10-20 03:43:48 +02:00
parent 493889d5eb
commit 3c5502ed8d
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lib/std/atomic.zig
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@ -433,20 +433,29 @@ pub fn cacheLineForCpu(cpu: std.Target.Cpu) u16 {
// - https://github.com/golang/go/blob/3dd58676054223962cd915bb0934d1f9f489d4d2/src/internal/cpu/cpu_mipsle.go#L7 // - https://github.com/golang/go/blob/3dd58676054223962cd915bb0934d1f9f489d4d2/src/internal/cpu/cpu_mipsle.go#L7
// - https://github.com/golang/go/blob/3dd58676054223962cd915bb0934d1f9f489d4d2/src/internal/cpu/cpu_mips64x.go#L9 // - https://github.com/golang/go/blob/3dd58676054223962cd915bb0934d1f9f489d4d2/src/internal/cpu/cpu_mips64x.go#L9
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/sparc/include/asm/cache.h#L14 // - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/sparc/include/asm/cache.h#L14
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/microblaze/include/asm/cache.h#L15
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/sh/include/cpu-sh4/cpu/cache.h#L10
.arm, .arm,
.armeb, .armeb,
.thumb, .thumb,
.thumbeb, .thumbeb,
.microblaze,
.microblazeel,
.mips, .mips,
.mipsel, .mipsel,
.mips64, .mips64,
.mips64el, .mips64el,
.sh,
.sheb,
.sparc, .sparc,
.sparc64, .sparc64,
=> 32, => 32,
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/m68k/include/asm/cache.h#L10 // - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/m68k/include/asm/cache.h#L10
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/openrisc/include/asm/cache.h#L24 // - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/openrisc/include/asm/cache.h#L24
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/parisc/include/asm/cache.h#L16
.hppa,
.hppa64,
.m68k, .m68k,
.or1k, .or1k,
=> 16, => 16,
@ -469,6 +478,7 @@ pub fn cacheLineForCpu(cpu: std.Target.Cpu) u16 {
// - https://github.com/golang/go/blob/19e923182e590ae6568c2c714f20f32512aeb3e3/src/internal/cpu/cpu_riscv64.go#L7 // - https://github.com/golang/go/blob/19e923182e590ae6568c2c714f20f32512aeb3e3/src/internal/cpu/cpu_riscv64.go#L7
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/xtensa/variants/csp/include/variant/core.h#L209 // - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/xtensa/variants/csp/include/variant/core.h#L209
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/csky/Kconfig#L183 // - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/csky/Kconfig#L183
// - https://github.com/torvalds/linux/blob/3a7e02c040b130b5545e4b115aada7bacd80a2b6/arch/alpha/include/asm/cache.h#L11
// - https://www.xmos.com/download/The-XMOS-XS3-Architecture.pdf // - https://www.xmos.com/download/The-XMOS-XS3-Architecture.pdf
else => 64, else => 64,
}; };