mirror of
https://github.com/ilyakooo0/nixpkgs.git
synced 2024-11-17 06:06:13 +03:00
39 lines
1.0 KiB
Diff
39 lines
1.0 KiB
Diff
From 705916007fba0a845229a02dc6474cb523eff150 Mon Sep 17 00:00:00 2001
|
|
From: David Schleef <ds@schleef.org>
|
|
Date: Tue, 20 Jul 2010 21:05:26 +0000
|
|
Subject: x86: Fix cpuid function on x86-64
|
|
|
|
Fixes: #28956.
|
|
---
|
|
diff --git a/liboil/liboilcpu-x86.c b/liboil/liboilcpu-x86.c
|
|
index e7a1978..ef4d3f2 100644
|
|
--- a/liboil/liboilcpu-x86.c
|
|
+++ b/liboil/liboilcpu-x86.c
|
|
@@ -162,13 +162,10 @@ get_cpuid (uint32_t op, uint32_t *a, uint32_t *b, uint32_t *c, uint32_t *d)
|
|
static void
|
|
get_cpuid (uint32_t op, uint32_t *a, uint32_t *b, uint32_t *c, uint32_t *d)
|
|
{
|
|
+ *a = op;
|
|
__asm__ (
|
|
- " pushq %%rbx\n"
|
|
" cpuid\n"
|
|
- " mov %%ebx, %%esi\n"
|
|
- " popq %%rbx\n"
|
|
- : "=a" (*a), "=S" (*b), "=c" (*c), "=d" (*d)
|
|
- : "0" (op));
|
|
+ : "+a" (*a), "=b" (*b), "=c" (*c), "=d" (*d));
|
|
}
|
|
#endif
|
|
|
|
@@ -185,7 +182,7 @@ oil_cpu_detect_cpuid (void)
|
|
{
|
|
uint32_t eax, ebx, ecx, edx;
|
|
uint32_t level;
|
|
- char vendor[13] = { 0 };
|
|
+ char vendor[13+4] = { 0 };
|
|
int ret;
|
|
|
|
oil_fault_check_enable ();
|
|
--
|
|
cgit v0.9.0.2-2-gbebe
|