diff options
Diffstat (limited to 'libavutil/x86/x86inc.asm')
| -rw-r--r-- | libavutil/x86/x86inc.asm | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/libavutil/x86/x86inc.asm b/libavutil/x86/x86inc.asm index dca1f78409..128ddc1089 100644 --- a/libavutil/x86/x86inc.asm +++ b/libavutil/x86/x86inc.asm @@ -385,7 +385,14 @@ DECLARE_REG_TMP_SIZE 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14 %ifnum %1 %if %1 != 0 && required_stack_alignment > STACK_ALIGNMENT %if %1 > 0 + ; Reserve an additional register for storing the original stack pointer, but avoid using + ; eax/rax for this purpose since it can potentially get overwritten as a return value. %assign regs_used (regs_used + 1) + %if ARCH_X86_64 && regs_used == 7 + %assign regs_used 8 + %elif ARCH_X86_64 == 0 && regs_used == 1 + %assign regs_used 2 + %endif %endif %if ARCH_X86_64 && regs_used < 5 + UNIX64 * 3 ; Ensure that we don't clobber any registers containing arguments. For UNIX64 we also preserve r6 (rax) @@ -798,6 +805,7 @@ BRANCH_INSTR jz, je, jnz, jne, jl, jle, jnl, jnle, jg, jge, jng, jnge, ja, jae, %assign cpuflags_atom (1<<21) %assign cpuflags_bmi1 (1<<22)|cpuflags_lzcnt %assign cpuflags_bmi2 (1<<23)|cpuflags_bmi1 +%assign cpuflags_aesni (1<<24)|cpuflags_sse42 ; Returns a boolean value expressing whether or not the specified cpuflag is enabled. %define cpuflag(x) (((((cpuflags & (cpuflags_ %+ x)) ^ (cpuflags_ %+ x)) - 1) >> 31) & 1) @@ -1202,12 +1210,12 @@ AVX_INSTR addsd, sse2, 1, 0, 0 AVX_INSTR addss, sse, 1, 0, 0 AVX_INSTR addsubpd, sse3, 1, 0, 0 AVX_INSTR addsubps, sse3, 1, 0, 0 -AVX_INSTR aesdec, fnord, 0, 0, 0 -AVX_INSTR aesdeclast, fnord, 0, 0, 0 -AVX_INSTR aesenc, fnord, 0, 0, 0 -AVX_INSTR aesenclast, fnord, 0, 0, 0 -AVX_INSTR aesimc -AVX_INSTR aeskeygenassist +AVX_INSTR aesdec, aesni, 0, 0, 0 +AVX_INSTR aesdeclast, aesni, 0, 0, 0 +AVX_INSTR aesenc, aesni, 0, 0, 0 +AVX_INSTR aesenclast, aesni, 0, 0, 0 +AVX_INSTR aesimc, aesni +AVX_INSTR aeskeygenassist, aesni AVX_INSTR andnpd, sse2, 1, 0, 0 AVX_INSTR andnps, sse, 1, 0, 0 AVX_INSTR andpd, sse2, 1, 0, 1 |