qemu/kvm-fix-strayR.patch

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Newer gcc versions support a R"..." construct, so we can't use
"abc"R"def" constructs without any space between R and the quotes,
when using -std=gnu99 (that is used by the user/test code).
This fixes this error:
test/x86/vmexit.c:34:26: error: invalid character ' ' in raw string
delimiter
test/x86/vmexit.c: In function main:
test/x86/vmexit.c:34: error: stray R in program
test/x86/vmexit.c:34:46: error: invalid character '
' in raw string delimiter
test/x86/vmexit.c:34: error: expected : or ) before string constant
test/x86/vmexit.c:34: error: stray R in program
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
user/test/x86/apic.c | 32 ++++++++++++++++----------------
user/test/x86/vmexit.c | 2 +-
2 files changed, 17 insertions(+), 17 deletions(-)
diff --git a/user/test/x86/apic.c b/user/test/x86/apic.c
index 9c6205b..2d963dc 100644
--- a/user/test/x86/apic.c
+++ b/user/test/x86/apic.c
@@ -54,14 +54,14 @@ asm (
"push %r9 \n\t"
"push %r8 \n\t"
#endif
- "push %"R"di \n\t"
- "push %"R"si \n\t"
- "push %"R"bp \n\t"
- "push %"R"sp \n\t"
- "push %"R"bx \n\t"
- "push %"R"dx \n\t"
- "push %"R"cx \n\t"
- "push %"R"ax \n\t"
+ "push %" R "di \n\t"
+ "push %" R "si \n\t"
+ "push %" R "bp \n\t"
+ "push %" R "sp \n\t"
+ "push %" R "bx \n\t"
+ "push %" R "dx \n\t"
+ "push %" R "cx \n\t"
+ "push %" R "ax \n\t"
#ifdef __x86_64__
"mov %rsp, %rdi \n\t"
"callq *8*16(%rsp) \n\t"
@@ -70,14 +70,14 @@ asm (
"calll *4+4*8(%esp) \n\t"
"add $4, %esp \n\t"
#endif
- "pop %"R"ax \n\t"
- "pop %"R"cx \n\t"
- "pop %"R"dx \n\t"
- "pop %"R"bx \n\t"
- "pop %"R"bp \n\t"
- "pop %"R"bp \n\t"
- "pop %"R"si \n\t"
- "pop %"R"di \n\t"
+ "pop %" R "ax \n\t"
+ "pop %" R "cx \n\t"
+ "pop %" R "dx \n\t"
+ "pop %" R "bx \n\t"
+ "pop %" R "bp \n\t"
+ "pop %" R "bp \n\t"
+ "pop %" R "si \n\t"
+ "pop %" R "di \n\t"
#ifdef __x86_64__
"pop %r8 \n\t"
"pop %r9 \n\t"
diff --git a/user/test/x86/vmexit.c b/user/test/x86/vmexit.c
index bd57bfa..7339e2b 100644
--- a/user/test/x86/vmexit.c
+++ b/user/test/x86/vmexit.c
@@ -31,7 +31,7 @@ int main()
t1 = rdtsc();
for (i = 0; i < N; ++i)
- asm volatile ("push %%"R"bx; cpuid; pop %%"R"bx"
+ asm volatile ("push %%" R "bx; cpuid; pop %%" R "bx"
: : : "eax", "ecx", "edx");
t2 = rdtsc();
printf("vmexit latency: %d\n", (int)((t2 - t1) / N));
--
1.6.0.2.GIT