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std.valgrind: Port doClientRequest() to all archs supported by Valgrind.

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Alex Rønne Petersen 2024-11-04 12:39:48 +01:00
parent 4050d9bbf9
commit 2307cf73b0
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1 changed files with 90 additions and 44 deletions
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lib/std/valgrind.zig
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@ -7,50 +7,96 @@ pub fn doClientRequest(default: usize, request: usize, a1: usize, a2: usize, a3:
return default;
}
switch (builtin.target.cpu.arch) {
.x86 => {
return asm volatile (
\\ roll $3, %%edi ; roll $13, %%edi
\\ roll $29, %%edi ; roll $19, %%edi
\\ xchgl %%ebx,%%ebx
: [_] "={edx}" (-> usize),
: [_] "{eax}" (&[_]usize{ request, a1, a2, a3, a4, a5 }),
[_] "0" (default),
: "cc", "memory"
);
},
.x86_64 => {
return asm volatile (
\\ rolq $3, %%rdi ; rolq $13, %%rdi
\\ rolq $61, %%rdi ; rolq $51, %%rdi
\\ xchgq %%rbx,%%rbx
: [_] "={rdx}" (-> usize),
: [_] "{rax}" (&[_]usize{ request, a1, a2, a3, a4, a5 }),
[_] "0" (default),
: "cc", "memory"
);
},
.aarch64 => {
return asm volatile (
\\ ror x12, x12, #3 ; ror x12, x12, #13
\\ ror x12, x12, #51 ; ror x12, x12, #61
\\ orr x10, x10, x10
: [_] "={x3}" (-> usize),
: [_] "{x4}" (&[_]usize{ request, a1, a2, a3, a4, a5 }),
[_] "0" (default),
: "cc", "memory"
);
},
// ppc32
// ppc64
// arm
// s390x
// mips32
// mips64
else => {
return default;
},
}
const args = &[_]usize{ request, a1, a2, a3, a4, a5 };
return switch (builtin.cpu.arch) {
.arm, .armeb, .thumb, .thumbeb => asm volatile (
\\ mov r12, r12, ror #3 ; mov r12, r12, ror #13
\\ mov r12, r12, ror #29 ; mov r12, r12, ror #19
\\ orr r10, r10, r10
: [_] "={r3}" (-> usize),
: [_] "{r4}" (args),
[_] "{r3}" (default),
: "cc", "memory"
),
.aarch64, .aarch64_be => asm volatile (
\\ ror x12, x12, #3 ; ror x12, x12, #13
\\ ror x12, x12, #51 ; ror x12, x12, #61
\\ orr x10, x10, x10
: [_] "={x3}" (-> usize),
: [_] "{x4}" (args),
[_] "{x3}" (default),
: "cc", "memory"
),
.mips, .mipsel => asm volatile (
\\ srl $0, $0, 13
\\ srl $0, $0, 29
\\ srl $0, $0, 3
\\ srl $0, $0, 19
\\ or $13, $13, $13
: [_] "={$11}" (-> usize),
: [_] "{$12}" (args),
[_] "{$11}" (default),
: "memory"
),
.mips64, .mips64el => asm volatile (
\\ dsll $0, $0, 3 ; dsll $0, $0, 13
\\ dsll $0, $0, 29 ; dsll $0, $0, 19
\\ or $13, $13, $13
: [_] "={$11}" (-> usize),
: [_] "{$12}" (args),
[_] "{$11}" (default),
: "memory"
),
.powerpc, .powerpcle => asm volatile (
\\ rlwinm 0, 0, 3, 0, 31 ; rlwinm 0, 0, 13, 0, 31
\\ rlwinm 0, 0, 29, 0, 31 ; rlwinm 0, 0, 19, 0, 31
\\ or 1, 1, 1
: [_] "={r3}" (-> usize),
: [_] "{r4}" (args),
[_] "{r3}" (default),
: "cc", "memory"
),
.powerpc64, .powerpc64le => asm volatile (
\\ rotldi 0, 0, 3 ; rotldi 0, 0, 13
\\ rotldi 0, 0, 61 ; rotldi 0, 0, 51
\\ or 1, 1, 1
: [_] "={r3}" (-> usize),
: [_] "{r4}" (args),
[_] "{r3}" (default),
: "cc", "memory"
),
.s390x => asm volatile (
\\ lr %%r15, %%r15
\\ lr %%r1, %%r1
\\ lr %%r2, %%r2
\\ lr %%r3, %%r3
\\ lr %%r2, %%r2
: [_] "={r3}" (-> usize),
: [_] "{r2}" (args),
[_] "{r3}" (default),
: "cc", "memory"
),
.x86 => asm volatile (
\\ roll $3, %%edi ; roll $13, %%edi
\\ roll $29, %%edi ; roll $19, %%edi
\\ xchgl %%ebx, %%ebx
: [_] "={edx}" (-> usize),
: [_] "{eax}" (args),
[_] "{edx}" (default),
: "cc", "memory"
),
.x86_64 => asm volatile (
\\ rolq $3, %%rdi ; rolq $13, %%rdi
\\ rolq $61, %%rdi ; rolq $51, %%rdi
\\ xchgq %%rbx, %%rbx
: [_] "={rdx}" (-> usize),
: [_] "{rax}" (args),
[_] "{rdx}" (default),
: "cc", "memory"
),
else => default,
};
}
pub const ClientRequest = enum(u32) {