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gallium: Only define PIPE_ALIGNSTACK on x86.

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At least arm and arm64 don't respect this attribute, producing compiler
warnings in lp_test_format.c.  The gcc and LLVM docs for the attribute
only talk about them being needed on x86.

Reviewed-by: Michel Dänzer <mdaenzer@redhat.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3867>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3867>
This commit is contained in:
Eric Anholt
2019-12-16 21:03:32 -08:00
parent 427870abfd
commit 72f7d3d5b0
1 changed files with 1 additions and 1 deletions
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src/gallium/include/pipe/p_compiler.h
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@@ -128,7 +128,7 @@ typedef unsigned char boolean;
/* See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Variable-Attributes.html */
#define PIPE_ALIGN_VAR(_alignment) __attribute__((aligned(_alignment)))
#if defined(__GNUC__) && !defined(PIPE_ARCH_X86_64)
#if defined(__GNUC__) && defined(PIPE_ARCH_X86)
#define PIPE_ALIGN_STACK __attribute__((force_align_arg_pointer))
#else
#define PIPE_ALIGN_STACK