summaryrefslogtreecommitdiffstats
path: root/src/gallium
diff options
context:
space:
mode:
authorFabian Bieler <[email protected]>2011-03-23 23:26:41 +0100
committerHenri Verbeet <[email protected]>2011-03-27 15:00:07 +0200
commitda5b4764b28a1efd2e9dbf0741247288da36f546 (patch)
treea6256a444ecccf5197b3bfe21f95d2b28a388447 /src/gallium
parent78037d95da06b81799e75410154c8141b0a30ec0 (diff)
r600g: Handle texture fetch instructions with neg or abs on source register
Signed-off-by: Henri Verbeet <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/r600/r600_shader.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 0fe689e2716..a835e1c0a38 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -1526,10 +1526,12 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
unsigned src_gpr;
int r, i;
int opcode;
- /* Texture fetch instructions can only use gprs as source. */
+ /* Texture fetch instructions can only use gprs as source.
+ * Also they cannot negate the source or take the absolute value */
const boolean src_requires_loading =
- inst->Src[0].Register.File != TGSI_FILE_TEMPORARY &&
- inst->Src[0].Register.File != TGSI_FILE_INPUT;
+ (inst->Src[0].Register.File != TGSI_FILE_TEMPORARY &&
+ inst->Src[0].Register.File != TGSI_FILE_INPUT) ||
+ ctx->src[0].neg || ctx->src[0].abs;
boolean src_loaded = FALSE;
src_gpr = ctx->file_offset[inst->Src[0].Register.File] + inst->Src[0].Register.Index;