Commit 33759846482cc4a3a0398972bf942fecd0fd78db
1 parent
b255bfa8
REXB optimization cannot be done at this level
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4420 c046a42c-6fe2-441c-8c8c-71466251a162
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tcg/x86_64/tcg-target.c
| @@ -235,7 +235,7 @@ static inline void tcg_out_opc(TCGContext *s, int opc, int r, int rm, int x) | @@ -235,7 +235,7 @@ static inline void tcg_out_opc(TCGContext *s, int opc, int r, int rm, int x) | ||
| 235 | int rex; | 235 | int rex; |
| 236 | rex = ((opc >> 6) & 0x8) | ((r >> 1) & 0x4) | | 236 | rex = ((opc >> 6) & 0x8) | ((r >> 1) & 0x4) | |
| 237 | ((x >> 2) & 2) | ((rm >> 3) & 1); | 237 | ((x >> 2) & 2) | ((rm >> 3) & 1); |
| 238 | - if (rex || ((opc & P_REXB) && r >= 4)) { | 238 | + if (rex || (opc & P_REXB)) { |
| 239 | tcg_out8(s, rex | 0x40); | 239 | tcg_out8(s, rex | 0x40); |
| 240 | } | 240 | } |
| 241 | if (opc & P_EXT) | 241 | if (opc & P_EXT) |