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r300/compiler: KILP may not always be inside an IF statement.

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This commit is contained in:
Tom Stellard
2010-08-01 20:06:53 -07:00
parent 680f486ffd
commit 9dcc500666
1 changed files with 15 additions and 10 deletions
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src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c
+15 -10
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@@ -988,17 +988,22 @@ void radeonTransformKILP(struct radeon_compiler * c)
for (inst = c->Program.Instructions.Next;
inst != &c->Program.Instructions; inst = inst->Next) {
if (inst->U.I.Opcode != RC_OPCODE_KILP
|| inst->Prev->U.I.Opcode != RC_OPCODE_IF
|| inst->Next->U.I.Opcode != RC_OPCODE_ENDIF) {
if (inst->U.I.Opcode != RC_OPCODE_KILP)
continue;
}
inst->U.I.Opcode = RC_OPCODE_KIL;
inst->U.I.SrcReg[0] = negate(absolute(inst->Prev->U.I.SrcReg[0]));
/* Remove IF */
rc_remove_instruction(inst->Prev);
/* Remove ENDIF */
rc_remove_instruction(inst->Next);
inst->U.I.Opcode = RC_OPCODE_KIL;
if (inst->Prev->U.I.Opcode != RC_OPCODE_IF
|| inst->Next->U.I.Opcode != RC_OPCODE_ENDIF) {
inst->U.I.SrcReg[0] = negate(builtin_one);
} else {
inst->U.I.SrcReg[0] =
negate(absolute(inst->Prev->U.I.SrcReg[0]));
/* Remove IF */
rc_remove_instruction(inst->Prev);
/* Remove ENDIF */
rc_remove_instruction(inst->Next);
}
}
}