Commit 417c68d249fc3a3fa5dad4adca57d191fe04daef | zig

author	Alex Rønne Petersen <alex@alexrp.com> 2025-08-28 01:21:58+02:00
committer	Alex Rønne Petersen <alex@alexrp.com> 2025-08-28 07:41:22+02:00
log	417c68d249fc3a3fa5dad4adca57d191fe04daef
tree	f6b06c0ce43a5ad495ba10b75eae2a1ef56e620b
parent	733008ec6b8e15fc54f14399adfc04682c69988b

std.os.linux: powerpc syscalls clobber ctr and xer

https://git.musl-libc.org/cgit/musl/commit/?id=f6944eb3c4ce1c97dc39dc36d32390dc9f70b67b

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

lib
- std
  - os
    linux
    powerpc.zig
    powerpc64.zig

lib/std/os/linux/powerpc.zig+7-7

...	@@ -22,7 +22,7 @@ pub fn syscall0(number: SYS) usize {	...	@@ -22,7 +22,7 @@ pub fn syscall0(number: SYS) usize {
22	\\ 1:	22	\\ 1:
23	: [ret] "={r3}" (-> usize),	23	: [ret] "={r3}" (-> usize),
24	: [number] "{r0}" (@intFromEnum(number)),	24	: [number] "{r0}" (@intFromEnum(number)),
25	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	25	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
26	}	26	}
27		27
28	pub fn syscall1(number: SYS, arg1: usize) usize {	28	pub fn syscall1(number: SYS, arg1: usize) usize {
...	@@ -34,7 +34,7 @@ pub fn syscall1(number: SYS, arg1: usize) usize {	...	@@ -34,7 +34,7 @@ pub fn syscall1(number: SYS, arg1: usize) usize {
34	: [ret] "={r3}" (-> usize),	34	: [ret] "={r3}" (-> usize),
35	: [number] "{r0}" (@intFromEnum(number)),	35	: [number] "{r0}" (@intFromEnum(number)),
36	[arg1] "{r3}" (arg1),	36	[arg1] "{r3}" (arg1),
37	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	37	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
38	}	38	}
39		39
40	pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {	40	pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {
...	@@ -47,7 +47,7 @@ pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {	...	@@ -47,7 +47,7 @@ pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {
47	: [number] "{r0}" (@intFromEnum(number)),	47	: [number] "{r0}" (@intFromEnum(number)),
48	[arg1] "{r3}" (arg1),	48	[arg1] "{r3}" (arg1),
49	[arg2] "{r4}" (arg2),	49	[arg2] "{r4}" (arg2),
50	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	50	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
51	}	51	}
52		52
53	pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {	53	pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {
...	@@ -61,7 +61,7 @@ pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {	...	@@ -61,7 +61,7 @@ pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {
61	[arg1] "{r3}" (arg1),	61	[arg1] "{r3}" (arg1),
62	[arg2] "{r4}" (arg2),	62	[arg2] "{r4}" (arg2),
63	[arg3] "{r5}" (arg3),	63	[arg3] "{r5}" (arg3),
64	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	64	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
65	}	65	}
66		66
67	pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize) usize {	67	pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize) usize {
...	@@ -76,7 +76,7 @@ pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize)	...	@@ -76,7 +76,7 @@ pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize)
76	[arg2] "{r4}" (arg2),	76	[arg2] "{r4}" (arg2),
77	[arg3] "{r5}" (arg3),	77	[arg3] "{r5}" (arg3),
78	[arg4] "{r6}" (arg4),	78	[arg4] "{r6}" (arg4),
79	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	79	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
80	}	80	}
81		81
82	pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize {	82	pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize {
...	@@ -92,7 +92,7 @@ pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize,	...	@@ -92,7 +92,7 @@ pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize,
92	[arg3] "{r5}" (arg3),	92	[arg3] "{r5}" (arg3),
93	[arg4] "{r6}" (arg4),	93	[arg4] "{r6}" (arg4),
94	[arg5] "{r7}" (arg5),	94	[arg5] "{r7}" (arg5),
95	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	95	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
96	}	96	}
97		97
98	pub fn syscall6(	98	pub fn syscall6(
...	@@ -117,7 +117,7 @@ pub fn syscall6(	...	@@ -117,7 +117,7 @@ pub fn syscall6(
117	[arg4] "{r6}" (arg4),	117	[arg4] "{r6}" (arg4),
118	[arg5] "{r7}" (arg5),	118	[arg5] "{r7}" (arg5),
119	[arg6] "{r8}" (arg6),	119	[arg6] "{r8}" (arg6),
120	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	120	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
121	}	121	}
122		122
123	pub fn clone() callconv(.naked) usize {	123	pub fn clone() callconv(.naked) usize {

lib/std/os/linux/powerpc64.zig+7-7

...	@@ -22,7 +22,7 @@ pub fn syscall0(number: SYS) usize {	...	@@ -22,7 +22,7 @@ pub fn syscall0(number: SYS) usize {
22	\\ 1:	22	\\ 1:
23	: [ret] "={r3}" (-> usize),	23	: [ret] "={r3}" (-> usize),
24	: [number] "{r0}" (@intFromEnum(number)),	24	: [number] "{r0}" (@intFromEnum(number)),
25	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	25	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
26	}	26	}
27		27
28	pub fn syscall1(number: SYS, arg1: usize) usize {	28	pub fn syscall1(number: SYS, arg1: usize) usize {
...	@@ -34,7 +34,7 @@ pub fn syscall1(number: SYS, arg1: usize) usize {	...	@@ -34,7 +34,7 @@ pub fn syscall1(number: SYS, arg1: usize) usize {
34	: [ret] "={r3}" (-> usize),	34	: [ret] "={r3}" (-> usize),
35	: [number] "{r0}" (@intFromEnum(number)),	35	: [number] "{r0}" (@intFromEnum(number)),
36	[arg1] "{r3}" (arg1),	36	[arg1] "{r3}" (arg1),
37	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	37	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
38	}	38	}
39		39
40	pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {	40	pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {
...	@@ -47,7 +47,7 @@ pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {	...	@@ -47,7 +47,7 @@ pub fn syscall2(number: SYS, arg1: usize, arg2: usize) usize {
47	: [number] "{r0}" (@intFromEnum(number)),	47	: [number] "{r0}" (@intFromEnum(number)),
48	[arg1] "{r3}" (arg1),	48	[arg1] "{r3}" (arg1),
49	[arg2] "{r4}" (arg2),	49	[arg2] "{r4}" (arg2),
50	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	50	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
51	}	51	}
52		52
53	pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {	53	pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {
...	@@ -61,7 +61,7 @@ pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {	...	@@ -61,7 +61,7 @@ pub fn syscall3(number: SYS, arg1: usize, arg2: usize, arg3: usize) usize {
61	[arg1] "{r3}" (arg1),	61	[arg1] "{r3}" (arg1),
62	[arg2] "{r4}" (arg2),	62	[arg2] "{r4}" (arg2),
63	[arg3] "{r5}" (arg3),	63	[arg3] "{r5}" (arg3),
64	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	64	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
65	}	65	}
66		66
67	pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize) usize {	67	pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize) usize {
...	@@ -76,7 +76,7 @@ pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize)	...	@@ -76,7 +76,7 @@ pub fn syscall4(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize)
76	[arg2] "{r4}" (arg2),	76	[arg2] "{r4}" (arg2),
77	[arg3] "{r5}" (arg3),	77	[arg3] "{r5}" (arg3),
78	[arg4] "{r6}" (arg4),	78	[arg4] "{r6}" (arg4),
79	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	79	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
80	}	80	}
81		81
82	pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize {	82	pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize {
...	@@ -92,7 +92,7 @@ pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize,	...	@@ -92,7 +92,7 @@ pub fn syscall5(number: SYS, arg1: usize, arg2: usize, arg3: usize, arg4: usize,
92	[arg3] "{r5}" (arg3),	92	[arg3] "{r5}" (arg3),
93	[arg4] "{r6}" (arg4),	93	[arg4] "{r6}" (arg4),
94	[arg5] "{r7}" (arg5),	94	[arg5] "{r7}" (arg5),
95	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	95	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
96	}	96	}
97		97
98	pub fn syscall6(	98	pub fn syscall6(
...	@@ -117,7 +117,7 @@ pub fn syscall6(	...	@@ -117,7 +117,7 @@ pub fn syscall6(
117	[arg4] "{r6}" (arg4),	117	[arg4] "{r6}" (arg4),
118	[arg5] "{r7}" (arg5),	118	[arg5] "{r7}" (arg5),
119	[arg6] "{r8}" (arg6),	119	[arg6] "{r8}" (arg6),
120	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true });	120	: .{ .memory = true, .cr0 = true, .r0 = true, .r4 = true, .r5 = true, .r6 = true, .r7 = true, .r8 = true, .r9 = true, .r10 = true, .r11 = true, .r12 = true, .ctr = true, .xer = true });
121	}	121	}
122		122
123	pub fn clone() callconv(.naked) usize {	123	pub fn clone() callconv(.naked) usize {