diff options
| author | Mike Pavone <pavone@retrodev.com> | 2013-05-21 01:14:59 -0700 |
|---|---|---|
| committer | Mike Pavone <pavone@retrodev.com> | 2013-05-21 01:14:59 -0700 |
| commit | 2a6ceedb55239477f6b5887f595cdfa3512d1399 (patch) | |
| tree | c9fd6518352b6693a239640069060d8af4d867bc /gen_x86.c | |
| parent | 60a4f8174b28688a59932e7a083a38e906d243db (diff) | |
Fix some minor copy pasta bugs that resulted in an unnecessary REX prefix being generated for some instructions
Diffstat (limited to 'gen_x86.c')
| -rw-r--r-- | gen_x86.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -486,7 +486,7 @@ uint8_t * x86_irdisp8(uint8_t * out, uint8_t opcode, uint8_t op_ex, int32_t val, *(out++) = PRE_SIZE; } - if (size == SZ_Q || dst >= R8 || (size == SZ_B && dst >= RSP && dst <= RDI)) { + if (size == SZ_Q || dst >= R8) { *out = PRE_REX; if (size == SZ_Q) { *out |= REX_QUAD; @@ -551,7 +551,7 @@ uint8_t * x86_shiftrot_irdisp8(uint8_t * out, uint8_t op_ex, uint8_t val, uint8_ if (size == SZ_W) { *(out++) = PRE_SIZE; } - if (size == SZ_Q || dst >= R8 || (size == SZ_B && dst >= RSP && dst <= RDI)) { + if (size == SZ_Q || dst >= R8) { *out = PRE_REX; if (size == SZ_Q) { *out |= REX_QUAD; @@ -605,7 +605,7 @@ uint8_t * x86_shiftrot_clrdisp8(uint8_t * out, uint8_t op_ex, uint8_t dst, int8_ if (size == SZ_W) { *(out++) = PRE_SIZE; } - if (size == SZ_Q || dst >= R8 || (size == SZ_B && dst >= RSP && dst <= RDI)) { + if (size == SZ_Q || dst >= R8) { *out = PRE_REX; if (size == SZ_Q) { *out |= REX_QUAD; @@ -1140,7 +1140,7 @@ uint8_t * mov_irdisp8(uint8_t * out, int32_t val, uint8_t dst, int8_t disp, uint if (size == SZ_W) { *(out++) = PRE_SIZE; } - if (size == SZ_Q || dst >= R8 || (size == SZ_B && dst >= RSP && dst <= RDI)) { + if (size == SZ_Q || dst >= R8) { *out = PRE_REX; if (size == SZ_Q) { *out |= REX_QUAD; |