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Diffstat (limited to 'src/gallium/drivers/svga/svga_tgsi_insn.c')
-rw-r--r--src/gallium/drivers/svga/svga_tgsi_insn.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_tgsi_insn.c b/src/gallium/drivers/svga/svga_tgsi_insn.c
index 6debd98b7a..87aed39f78 100644
--- a/src/gallium/drivers/svga/svga_tgsi_insn.c
+++ b/src/gallium/drivers/svga/svga_tgsi_insn.c
@@ -1811,6 +1811,8 @@ static boolean emit_exp(struct svga_shader_emitter *emit,
fraction = dst;
else if (dst.mask & TGSI_WRITEMASK_X)
fraction = get_temp( emit );
+ else
+ fraction.value = 0;
/* If y is being written, fill it with src0 - floor(src0).
*/
@@ -2005,10 +2007,14 @@ static boolean emit_log(struct svga_shader_emitter *emit,
struct src_register abs_src0;
SVGA3dShaderDestToken log2_abs;
+ abs_tmp.value = 0;
+
if (dst.mask & TGSI_WRITEMASK_Z)
log2_abs = dst;
else if (dst.mask & TGSI_WRITEMASK_XY)
log2_abs = get_temp( emit );
+ else
+ log2_abs.value = 0;
/* If z is being written, fill it with log2( abs( src0 ) ).
*/