ARM, PPC, MIPS: Improve XLOAD operand fusion and register hinting.

2012-08-27 20:25:54 +02:00
parent 1e477e6487
commit 30f458fb4d
4 changed files with 9 additions and 5 deletions
--- a/src/lj_asm.c
+++ b/src/lj_asm.c
@@ -1749,8 +1749,12 @@ static void asm_setup_regsp(ASMState *as)
      }
      break;
 #endif
-    /* Do not propagate hints across type conversions. */
+    /* Do not propagate hints across type conversions or loads. */
    case IR_TOBIT:
+    case IR_XLOAD:
+#if !LJ_TARGET_ARM
+    case IR_ALOAD: case IR_HLOAD: case IR_ULOAD: case IR_VLOAD:
+#endif
      break;
    case IR_CONV:
      if (irt_isfp(ir->t) || (ir->op2 & IRCONV_SRCMASK) == IRT_NUM ||