From: Marek Olšák <marek.ol...@amd.com>
Not returning garbage in .zw seems pretty important.
This fixes:
GL45-CTS.shader_multisample_interpolation.render.interpolate_at_*_check.*
Cc: 11.2 12.0 <mesa-sta...@lists.freedesktop.org>
---
src/gallium/drivers/radeonsi/si_shader.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_shader.c
b/src/gallium/drivers/radeonsi/si_shader.c
index 590ae64..f856064 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -5201,21 +5201,21 @@ static void build_interp_intrinsic(const struct
lp_build_tgsi_action *action,
temp2 = LLVMBuildFAdd(gallivm->builder, temp2, temp1,
"");
ij_out[i] = LLVMBuildBitCast(gallivm->builder,
temp2, ctx->i32, "");
}
interp_param = lp_build_gather_values(bld_base->base.gallivm,
ij_out, 2);
}
intr_name = interp_param ? "llvm.SI.fs.interp" : "llvm.SI.fs.constant";
- for (chan = 0; chan < 2; chan++) {
+ for (chan = 0; chan < 4; chan++) {
LLVMValueRef args[4];
LLVMValueRef llvm_chan;
unsigned schan;
schan = tgsi_util_get_full_src_register_swizzle(&inst->Src[0],
chan);
llvm_chan = lp_build_const_int32(gallivm, schan);
args[0] = llvm_chan;
args[1] = attr_number;
args[2] = params;
--
2.7.4
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