authorgravatar for robin@voetter.nlRobin Voetter <robin@voetter.nl> 2019-09-04 15:59:51+02:00
committergravatar for robin@voetter.nlRobin Voetter <robin@voetter.nl> 2019-09-04 15:59:51+02:00
log6a76298740344ba6d82c33b19914238a1233eaa0
treebfab6a5d556079721c40681d2f33572ee548a479
parent5308eb7045b7b6a48356c6e814baf2a45a094d80

Add missing clobbers on arm-eabi and arm64 syscall conventions


2 files changed, 14 insertions(+), 0 deletions(-)

std/os/linux/arm-eabi.zig+7
......@@ -2,6 +2,7 @@ pub fn syscall0(number: usize) usize {
22 return asm volatile ("svc #0"
33 : [ret] "={r0}" (-> usize)
44 : [number] "{r7}" (number)
5 : "memory"
56 );
67}
78
......@@ -10,6 +11,7 @@ pub fn syscall1(number: usize, arg1: usize) usize {
1011 : [ret] "={r0}" (-> usize)
1112 : [number] "{r7}" (number),
1213 [arg1] "{r0}" (arg1)
14 : "memory"
1315 );
1416}
1517
......@@ -19,6 +21,7 @@ pub fn syscall2(number: usize, arg1: usize, arg2: usize) usize {
1921 : [number] "{r7}" (number),
2022 [arg1] "{r0}" (arg1),
2123 [arg2] "{r1}" (arg2)
24 : "memory"
2225 );
2326}
2427
......@@ -29,6 +32,7 @@ pub fn syscall3(number: usize, arg1: usize, arg2: usize, arg3: usize) usize {
2932 [arg1] "{r0}" (arg1),
3033 [arg2] "{r1}" (arg2),
3134 [arg3] "{r2}" (arg3)
35 : "memory"
3236 );
3337}
3438
......@@ -40,6 +44,7 @@ pub fn syscall4(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usiz
4044 [arg2] "{r1}" (arg2),
4145 [arg3] "{r2}" (arg3),
4246 [arg4] "{r3}" (arg4)
47 : "memory"
4348 );
4449}
4550
......@@ -52,6 +57,7 @@ pub fn syscall5(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usiz
5257 [arg3] "{r2}" (arg3),
5358 [arg4] "{r3}" (arg4),
5459 [arg5] "{r4}" (arg5)
60 : "memory"
5561 );
5662}
5763
......@@ -73,6 +79,7 @@ pub fn syscall6(
7379 [arg4] "{r3}" (arg4),
7480 [arg5] "{r4}" (arg5),
7581 [arg6] "{r5}" (arg6)
82 : "memory"
7683 );
7784}
7885
std/os/linux/arm64.zig+7
......@@ -2,6 +2,7 @@ pub fn syscall0(number: usize) usize {
22 return asm volatile ("svc #0"
33 : [ret] "={x0}" (-> usize)
44 : [number] "{x8}" (number)
5 : "memory", "cc"
56 );
67}
78
......@@ -10,6 +11,7 @@ pub fn syscall1(number: usize, arg1: usize) usize {
1011 : [ret] "={x0}" (-> usize)
1112 : [number] "{x8}" (number),
1213 [arg1] "{x0}" (arg1)
14 : "memory", "cc"
1315 );
1416}
1517
......@@ -19,6 +21,7 @@ pub fn syscall2(number: usize, arg1: usize, arg2: usize) usize {
1921 : [number] "{x8}" (number),
2022 [arg1] "{x0}" (arg1),
2123 [arg2] "{x1}" (arg2)
24 : "memory", "cc"
2225 );
2326}
2427
......@@ -29,6 +32,7 @@ pub fn syscall3(number: usize, arg1: usize, arg2: usize, arg3: usize) usize {
2932 [arg1] "{x0}" (arg1),
3033 [arg2] "{x1}" (arg2),
3134 [arg3] "{x2}" (arg3)
35 : "memory", "cc"
3236 );
3337}
3438
......@@ -40,6 +44,7 @@ pub fn syscall4(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usiz
4044 [arg2] "{x1}" (arg2),
4145 [arg3] "{x2}" (arg3),
4246 [arg4] "{x3}" (arg4)
47 : "memory", "cc"
4348 );
4449}
4550
......@@ -52,6 +57,7 @@ pub fn syscall5(number: usize, arg1: usize, arg2: usize, arg3: usize, arg4: usiz
5257 [arg3] "{x2}" (arg3),
5358 [arg4] "{x3}" (arg4),
5459 [arg5] "{x4}" (arg5)
60 : "memory", "cc"
5561 );
5662}
5763
......@@ -73,6 +79,7 @@ pub fn syscall6(
7379 [arg4] "{x3}" (arg4),
7480 [arg5] "{x4}" (arg5),
7581 [arg6] "{x5}" (arg6)
82 : "memory", "cc"
7683 );
7784}
7885