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x86inc: Improve handling of %ifid with multi-token parameters

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The yasm/nasm preprocessor only checks the first token, which means that
parameters such as `dword [rax]` are treated as identifiers, which is
generally not what we want.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Anton Mitrofanov 2016-04-20 19:35:33 +02:00 committed by Anton Khirnov
parent 8d02579fae
commit 300fb0df84
1 changed files with 2 additions and 2 deletions
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4
libavutil/x86/x86inc.asm
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@ -1136,7 +1136,7 @@ INIT_XMM
CHECK_AVX_INSTR_EMU {%1 %6, %7, %8}, %6, %8
%endif
%if %5 && %4 == 0
%ifnid %8
%ifnnum sizeof%8
; 3-operand AVX instructions with a memory arg can only have it in src2,
; whereas SSE emulation prefers to have it in src1 (i.e. the mov).
; So, if the instruction is commutative with a memory arg, swap them.
@ -1500,7 +1500,7 @@ FMA_INSTR pmadcswd, pmaddwd, paddd
v%5%6 %1, %2, %3, %4
%elifidn %1, %2
; If %3 or %4 is a memory operand it needs to be encoded as the last operand.
%ifid %3
%ifnum sizeof%3
v%{5}213%6 %2, %3, %4
%else
v%{5}132%6 %2, %4, %3