diff options
| author | Michael Matz <matz@suse.de> | 2017-02-23 00:16:25 +0100 |
|---|---|---|
| committer | Michael Matz <matz@suse.de> | 2017-02-23 00:16:25 +0100 |
| commit | 3e4c296ebab341bbe95974e39b589ea821f02789 (patch) | |
| tree | ec59975e207493bcaa76ff47dc8d151553db8bc4 /tests/asmtest.S | |
| parent | e209b7dac463e228525499153103ec28173ca365 (diff) | |
| download | tinycc-3e4c296ebab341bbe95974e39b589ea821f02789.tar.gz tinycc-3e4c296ebab341bbe95974e39b589ea821f02789.tar.bz2 | |
x86-64-asm: Fix mov im64,rax encoding
the avoidance of mov im32->reg64 wasn't working when reg64 was rax.
While fixing this also fix instructions which had the REX prefix
hardcoded in opcode and so didn't support extended registers which
would have added another REX prefix.
Diffstat (limited to 'tests/asmtest.S')
| -rw-r--r-- | tests/asmtest.S | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/asmtest.S b/tests/asmtest.S index 280aeaf..5578705 100644 --- a/tests/asmtest.S +++ b/tests/asmtest.S @@ -114,12 +114,21 @@ notl %r15d movzb 0x1000, %eax movzb 0x1000, %ax + mov $0x12345678,%eax + #ifdef __x86_64__ movzb 0x1000, %rax movzbq 0x1000, %rbx movsbq 0x1000, %rdx movzwq 0x1000, %rdi movswq 0x1000, %rdx + movslq %eax, %rcx + mov $0x12345678,%rax + mov $0x12345678,%rdx + mov $0x12345678,%r10 + mov $0x123456789abcdef0,%rax + mov $0x123456789abcdef0,%rcx + mov $0x123456789abcdef0,%r11 #endif #ifdef __i386__ @@ -546,6 +555,7 @@ invlpg 0x1000 cmpxchg8b 0x1002 #ifdef __x86_64__ cmpxchg16b (%rax) +cmpxchg16b (%r10,%r11) #endif fcmovb %st(5), %st @@ -569,6 +579,7 @@ fucomip %st(5), %st cmovne %ax, %si #ifdef __x86_64__ bswapq %rsi + bswapq %r10 cmovz %rdi,%rbx #endif @@ -675,7 +686,9 @@ int $0x10 prefetchw (%rdi) clflush 0x1000(%rax,%rcx) fxsaveq (%rdx) + fxsaveq (%r11) fxrstorq (%rcx) + fxrstorq (%r10) #endif @@ -751,6 +764,9 @@ int $0x10 sidtq 0x1000 swapgs + + str %rdx + str %r9 #endif lmsw 0x1000 @@ -879,6 +895,7 @@ overrideme: #ifdef __x86_64__ movq %rcx, %mm1 movq %rdx, %xmm2 + movq %r13, %xmm3 /* movq mem64->xmm is encoded as f30f7e by GAS, but as 660f6e by tcc (which really is a movd and would need a REX.W prefix to be movq). */ |