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i965/vs: When MOVing to produce ABS, strip negate of the operand.

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We were returning the negative absolute value, instead of the absolute
value.  Fixes glsl-vs-abs-neg.
(cherry picked from commit 9351ef7a44)
This commit is contained in:
Eric Anholt 2011-01-12 09:40:05 -08:00
parent e15ad414d0
commit b90223f4cf
1 changed files with 1 additions and 0 deletions
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src/mesa/drivers/dri/i965/brw_vs_emit.c
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@ -1943,6 +1943,7 @@ void brw_vs_emit(struct brw_vs_compile *c )
switch (inst->Opcode) {
case OPCODE_ABS:
args[0].negate = false;
brw_MOV(p, dst, brw_abs(args[0]));
break;
case OPCODE_ADD: