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Diffstat (limited to 'src/intel/compiler/brw_shader.cpp')
-rw-r--r--src/intel/compiler/brw_shader.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/intel/compiler/brw_shader.cpp b/src/intel/compiler/brw_shader.cpp
index 9cdf9fcb23d..284c2e8233c 100644
--- a/src/intel/compiler/brw_shader.cpp
+++ b/src/intel/compiler/brw_shader.cpp
@@ -580,9 +580,11 @@ brw_negate_immediate(enum brw_reg_type type, struct brw_reg *reg)
reg->d = -reg->d;
return true;
case BRW_REGISTER_TYPE_W:
- case BRW_REGISTER_TYPE_UW:
- reg->d = -(int16_t)reg->ud;
+ case BRW_REGISTER_TYPE_UW: {
+ uint16_t value = -(int16_t)reg->ud;
+ reg->ud = value | (uint32_t)value << 16;
return true;
+ }
case BRW_REGISTER_TYPE_F:
reg->f = -reg->f;
return true;
@@ -618,9 +620,11 @@ brw_abs_immediate(enum brw_reg_type type, struct brw_reg *reg)
case BRW_REGISTER_TYPE_D:
reg->d = abs(reg->d);
return true;
- case BRW_REGISTER_TYPE_W:
- reg->d = abs((int16_t)reg->ud);
+ case BRW_REGISTER_TYPE_W: {
+ uint16_t value = abs((int16_t)reg->ud);
+ reg->ud = value | (uint32_t)value << 16;
return true;
+ }
case BRW_REGISTER_TYPE_F:
reg->f = fabsf(reg->f);
return true;