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| author | Mans Rullgard <mans@mansr.com> | 2011-06-20 09:23:26 +0100 |
|---|---|---|
| committer | Mans Rullgard <mans@mansr.com> | 2011-06-20 22:36:30 +0100 |
| commit | e4b5a204aa2269cc249771fd49a89e7b4af32215 (patch) | |
| tree | 16f8fdc205111ced5db14002c594e60ddd5a9b9b /libavcodec | |
| parent | 3146a30e612729e4a70dd10361c8a38750fa6d53 (diff) | |
| download | ffmpeg-e4b5a204aa2269cc249771fd49a89e7b4af32215.tar.gz | |
x86: h264: remove hardcoded eax in decode_significance[_8x8]_x86()
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/x86/h264_i386.h | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/libavcodec/x86/h264_i386.h b/libavcodec/x86/h264_i386.h index ba3a5ddfad..a0dd7ea783 100644 --- a/libavcodec/x86/h264_i386.h +++ b/libavcodec/x86/h264_i386.h @@ -42,7 +42,7 @@ static int decode_significance_x86(CABACContext *c, int max_coeff, void *end= significant_coeff_ctx_base + max_coeff - 1; int minusstart= -(int)significant_coeff_ctx_base; int minusindex= 4-(int)index; - int coeff_count; + x86_reg coeff_count; int low; __asm__ volatile( "movl %a9(%4), %%esi \n\t" @@ -51,42 +51,42 @@ static int decode_significance_x86(CABACContext *c, int max_coeff, "2: \n\t" BRANCHLESS_GET_CABAC("%%edx", "%4", "(%1)", "%3", - "%w3", "%%esi", "%%eax", "%%al", "%a11") + "%w3", "%%esi", "%k0", "%b0", "%a11") "test $1, %%edx \n\t" " jz 3f \n\t" "add %8, %1 \n\t" BRANCHLESS_GET_CABAC("%%edx", "%4", "(%1)", "%3", - "%w3", "%%esi", "%%eax", "%%al", "%a11") + "%w3", "%%esi", "%k0", "%b0", "%a11") "sub %8, %1 \n\t" - "mov %2, %%"REG_a" \n\t" + "mov %2, %0 \n\t" "movl %5, %%ecx \n\t" "add %1, %%"REG_c" \n\t" - "movl %%ecx, (%%"REG_a") \n\t" + "movl %%ecx, (%0) \n\t" "test $1, %%edx \n\t" " jnz 4f \n\t" - "add $4, %%"REG_a" \n\t" - "mov %%"REG_a", %2 \n\t" + "add $4, %0 \n\t" + "mov %0, %2 \n\t" "3: \n\t" "add $1, %1 \n\t" "cmp %6, %1 \n\t" " jb 2b \n\t" - "mov %2, %%"REG_a" \n\t" + "mov %2, %0 \n\t" "movl %5, %%ecx \n\t" "add %1, %%"REG_c" \n\t" - "movl %%ecx, (%%"REG_a") \n\t" + "movl %%ecx, (%0) \n\t" "4: \n\t" - "add %7, %%eax \n\t" - "shr $2, %%eax \n\t" + "add %7, %k0 \n\t" + "shr $2, %k0 \n\t" "movl %%esi, %a9(%4) \n\t" "movl %3, %a10(%4) \n\t" - :"=&a"(coeff_count), "+r"(significant_coeff_ctx_base), "+m"(index), + :"=&r"(coeff_count), "+r"(significant_coeff_ctx_base), "+m"(index), "=&r"(low) :"r"(c), "m"(minusstart), "m"(end), "m"(minusindex), "m"(last_off), "i"(offsetof(CABACContext, range)), "i"(offsetof(CABACContext, low)), @@ -100,7 +100,7 @@ static int decode_significance_8x8_x86(CABACContext *c, uint8_t *significant_coeff_ctx_base, int *index, x86_reg last_off, const uint8_t *sig_off){ int minusindex= 4-(int)index; - int coeff_count; + x86_reg coeff_count; int low; x86_reg last=0; __asm__ volatile( @@ -110,12 +110,12 @@ static int decode_significance_8x8_x86(CABACContext *c, "mov %1, %%"REG_D" \n\t" "2: \n\t" - "mov %7, %%"REG_a" \n\t" - "movzbl (%%"REG_a", %%"REG_D"), %%edi \n\t" + "mov %7, %0 \n\t" + "movzbl (%0, %%"REG_D"), %%edi \n\t" "add %6, %%"REG_D" \n\t" BRANCHLESS_GET_CABAC("%%edx", "%4", "(%%"REG_D")", "%3", - "%w3", "%%esi", "%%eax", "%%al", "%a11") + "%w3", "%%esi", "%k0", "%b0", "%a11") "mov %1, %%edi \n\t" "test $1, %%edx \n\t" @@ -126,32 +126,32 @@ static int decode_significance_8x8_x86(CABACContext *c, "add %8, %%"REG_D" \n\t" BRANCHLESS_GET_CABAC("%%edx", "%4", "(%%"REG_D")", "%3", - "%w3", "%%esi", "%%eax", "%%al", "%a11") + "%w3", "%%esi", "%k0", "%b0", "%a11") - "mov %2, %%"REG_a" \n\t" + "mov %2, %0 \n\t" "mov %1, %%edi \n\t" - "movl %%edi, (%%"REG_a") \n\t" + "movl %%edi, (%0) \n\t" "test $1, %%edx \n\t" " jnz 4f \n\t" - "add $4, %%"REG_a" \n\t" - "mov %%"REG_a", %2 \n\t" + "add $4, %0 \n\t" + "mov %0, %2 \n\t" "3: \n\t" "addl $1, %%edi \n\t" "mov %%edi, %1 \n\t" "cmpl $63, %%edi \n\t" " jb 2b \n\t" - "mov %2, %%"REG_a" \n\t" - "movl %%edi, (%%"REG_a") \n\t" + "mov %2, %0 \n\t" + "movl %%edi, (%0) \n\t" "4: \n\t" - "addl %5, %%eax \n\t" - "shr $2, %%eax \n\t" + "addl %5, %k0 \n\t" + "shr $2, %k0 \n\t" "movl %%esi, %a9(%4) \n\t" "movl %3, %a10(%4) \n\t" - :"=&a"(coeff_count),"+m"(last), "+m"(index), "=&r"(low) + :"=&r"(coeff_count),"+m"(last), "+m"(index), "=&r"(low) :"r"(c), "m"(minusindex), "m"(significant_coeff_ctx_base), "m"(sig_off), "m"(last_off), "i"(offsetof(CABACContext, range)), "i"(offsetof(CABACContext, low)), "i"(offsetof(CABACContext, bytestream)) |