We were getting it wrong for negative values.
Signed-off-by: Axel Davy <axel.d...@ens.fr>
---
src/gallium/state_trackers/nine/nine_shader.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/gallium/state_trackers/nine/nine_shader.c
b/src/gallium/state_trackers/nine/nine_shader.c
index 62468f3..a5f603b 100644
--- a/src/gallium/state_trackers/nine/nine_shader.c
+++ b/src/gallium/state_trackers/nine/nine_shader.c
@@ -3005,7 +3005,7 @@ sm1_parse_get_param(struct shader_translator *tx, DWORD
*reg, DWORD *rel)
static void
sm1_parse_dst_param(struct sm1_dst_param *dst, DWORD tok)
{
- uint8_t shift;
+ int8_t shift;
dst->file =
(tok & D3DSP_REGTYPE_MASK) >> D3DSP_REGTYPE_SHIFT |
(tok & D3DSP_REGTYPE_MASK2) >> D3DSP_REGTYPE_SHIFT2;
@@ -3015,7 +3015,7 @@ sm1_parse_dst_param(struct sm1_dst_param *dst, DWORD tok)
dst->mask = (tok & NINED3DSP_WRITEMASK_MASK) >> NINED3DSP_WRITEMASK_SHIFT;
dst->mod = (tok & D3DSP_DSTMOD_MASK) >> D3DSP_DSTMOD_SHIFT;
shift = (tok & D3DSP_DSTSHIFT_MASK) >> D3DSP_DSTSHIFT_SHIFT;
- dst->shift = (shift & 0x8) ? -(shift & 0x7) : shift & 0x7;
+ dst->shift = (shift & 0x7) - (shift & 0x8);
}
static void
--
2.8.2
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