# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: package/.../qemu/qemu-0.9.0-gcc4-hacks.patch
# Copyright (C) 2007 The OpenSDE Project
#
# More information can be found in the files COPYING and README.
#
# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
# --- SDE-COPYRIGHT-NOTE-END ---
2007-04-12 rediffed for qemu 0.9.0
2005-10-28 Gwenole Beauchesne <gbeauchesne@mandriva.com>
* Various additional hacks for GCC4.
diff -ruN qemu-0.9.0/cpu-all.h qemu-0.9.0-gcc4-hacks/cpu-all.h
--- qemu-0.9.0/cpu-all.h 2007-02-06 00:01:54.000000000 +0100
+++ qemu-0.9.0-gcc4-hacks/cpu-all.h 2007-04-12 17:20:17.000000000 +0200
@@ -339,7 +339,13 @@
static inline void stq_le_p(void *ptr, uint64_t v)
{
+#if defined(__i386__) && __GNUC__ >= 4
+ const union { uint64_t v; uint32_t p[2]; } x = { .v = v };
+ ((uint32_t *)ptr)[0] = x.p[0];
+ ((uint32_t *)ptr)[1] = x.p[1];
+#else
*(uint64_t *)ptr = v;
+#endif
}
/* float access */
diff -ruN qemu-0.9.0/softmmu_header.h qemu-0.9.0-gcc4-hacks/softmmu_header.h
--- qemu-0.9.0/softmmu_header.h 2007-02-06 00:01:54.000000000 +0100
+++ qemu-0.9.0-gcc4-hacks/softmmu_header.h 2007-04-12 17:20:17.000000000 +0200
@@ -108,7 +108,7 @@
void REGPARM(2) glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr, DATA_TYPE v, int is_user);
#if (DATA_SIZE <= 4) && (TARGET_LONG_BITS == 32) && defined(__i386__) && \
- (ACCESS_TYPE <= 1) && defined(ASM_SOFTMMU)
+ (ACCESS_TYPE <= 1) && defined(ASM_SOFTMMU) && (__GNUC__ < 4)
#define CPU_TLB_ENTRY_BITS 4
@@ -150,7 +150,7 @@
"m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MEM_INDEX][0].addr_read)),
"i" (CPU_MEM_INDEX),
"m" (*(uint8_t *)&glue(glue(__ld, SUFFIX), MMUSUFFIX))
- : "%eax", "%ecx", "%edx", "memory", "cc");
+ : "%eax", "%edx", "memory", "cc");
return res;
}
@@ -197,13 +197,14 @@
"m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MEM_INDEX][0].addr_read)),
"i" (CPU_MEM_INDEX),
"m" (*(uint8_t *)&glue(glue(__ld, SUFFIX), MMUSUFFIX))
- : "%eax", "%ecx", "%edx", "memory", "cc");
+ : "%eax", "%edx", "memory", "cc");
return res;
}
#endif
-static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(target_ulong ptr, RES_TYPE v)
+static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(target_ulong ptr, RES_TYPE val)
{
+ RES_TYPE v = val;
asm volatile ("movl %0, %%edx\n"
"movl %0, %%eax\n"
"shrl %3, %%edx\n"
@@ -240,16 +241,14 @@
"2:\n"
:
: "r" (ptr),
-/* NOTE: 'q' would be needed as constraint, but we could not use it
- with T1 ! */
- "r" (v),
+ "q" (v),
"i" ((CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS),
"i" (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS),
"i" (TARGET_PAGE_MASK | (DATA_SIZE - 1)),
"m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MEM_INDEX][0].addr_write)),
"i" (CPU_MEM_INDEX),
"m" (*(uint8_t *)&glue(glue(__st, SUFFIX), MMUSUFFIX))
- : "%eax", "%ecx", "%edx", "memory", "cc");
+ : "%eax", "%edx", "memory", "cc");
}
#else
diff -ruN qemu-0.9.0/target-i386/helper.c qemu-0.9.0-gcc4-hacks/target-i386/helper.c
--- qemu-0.9.0/target-i386/helper.c 2007-02-06 00:01:54.000000000 +0100
+++ qemu-0.9.0-gcc4-hacks/target-i386/helper.c 2007-04-12 17:20:17.000000000 +0200
@@ -3452,8 +3452,15 @@
nb_xmm_regs = 8 << data64;
addr = ptr + 0xa0;
for(i = 0; i < nb_xmm_regs; i++) {
+#if defined(__i386__) && __GNUC__ >= 4
+ env->xmm_regs[i].XMM_L(0) = ldl(addr);
+ env->xmm_regs[i].XMM_L(1) = ldl(addr + 4);
+ env->xmm_regs[i].XMM_L(2) = ldl(addr + 8);
+ env->xmm_regs[i].XMM_L(3) = ldl(addr + 12);
+#else
env->xmm_regs[i].XMM_Q(0) = ldq(addr);
env->xmm_regs[i].XMM_Q(1) = ldq(addr + 8);
+#endif
addr += 16;
}
}
diff -ruN qemu-0.9.0/target-i386/ops_sse.h qemu-0.9.0-gcc4-hacks/target-i386/ops_sse.h
--- qemu-0.9.0/target-i386/ops_sse.h 2007-02-06 00:01:54.000000000 +0100
+++ qemu-0.9.0-gcc4-hacks/target-i386/ops_sse.h 2007-04-12 17:20:17.000000000 +0200
@@ -34,6 +34,12 @@
#define Q(n) XMM_Q(n)
#define SUFFIX _xmm
#endif
+#if defined(__i386__) && __GNUC__ >= 4
+#define RegCopy(d, s) __builtin_memcpy(&(d), &(s), sizeof(d))
+#endif
+#ifndef RegCopy
+#define RegCopy(d, s) d = s
+#endif
void OPPROTO glue(op_psrlw, SUFFIX)(void)
{
@@ -589,7 +595,7 @@
r.W(1) = s->W((order >> 2) & 3);
r.W(2) = s->W((order >> 4) & 3);
r.W(3) = s->W((order >> 6) & 3);
- *d = r;
+ RegCopy(*d, r);
}
#else
void OPPROTO op_shufps(void)