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-rw-r--r--src/mesa/pipe/tgsi/exec/tgsi_exec.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.c b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
index 3494b21599..5c2fecb3e3 100644
--- a/src/mesa/pipe/tgsi/exec/tgsi_exec.c
+++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
@@ -1253,12 +1253,14 @@ exec_tex(struct tgsi_exec_machine *mach,
FETCH(&r[0], 0, CHAN_X);
FETCH(&r[1], 0, CHAN_Y);
+ FETCH(&r[2], 0, CHAN_Z);
switch (inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtDivide) {
case TGSI_EXTSWIZZLE_W:
- FETCH(&r[2], 0, CHAN_W);
- micro_div( &r[0], &r[0], &r[2] );
- micro_div( &r[1], &r[1], &r[2] );
+ FETCH(&r[3], 0, CHAN_W);
+ micro_div( &r[0], &r[0], &r[3] );
+ micro_div( &r[1], &r[1], &r[3] );
+ micro_div( &r[2], &r[2], &r[3] );
break;
case TGSI_EXTSWIZZLE_ONE:
@@ -1269,15 +1271,15 @@ exec_tex(struct tgsi_exec_machine *mach,
}
if (biasLod) {
- FETCH(&r[2], 0, CHAN_W);
- lodBias = r[2].f[0];
+ FETCH(&r[3], 0, CHAN_W);
+ lodBias = r[3].f[0];
}
else
lodBias = 0.0;
fetch_texel(&mach->Samplers[unit],
- &r[0], &r[1], NULL, lodBias,
- &r[0], &r[1], &r[2], &r[3]);
+ &r[0], &r[1], &r[2], lodBias, /* inputs */
+ &r[0], &r[1], &r[2], &r[3]); /* outputs */
break;
case TGSI_TEXTURE_3D: