[Mesa-dev] [PATCH 22/22] radeonsi: NaN should pass kill_if

Axel Davy davyaxel0 at gmail.com
Sun Sep 23 17:00:27 UTC 2018


Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=105333
Fixes: https://github.com/iXit/Mesa-3D/issues/314

For this application, NaN is passed to KILL_IF and is expected to
pass.

Signed-off-by: Axel Davy <davyaxel0 at gmail.com>
---
 src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
index f54d025aec0..3469ad9ca67 100644
--- a/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
+++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_alu.c
@@ -60,7 +60,7 @@ static void kil_emit(const struct lp_build_tgsi_action *action,
 
 		for (i = 0; i < TGSI_NUM_CHANNELS; i++) {
 			LLVMValueRef value = lp_build_emit_fetch(bld_base, inst, 0, i);
-			conds[i] = LLVMBuildFCmp(builder, LLVMRealOGE, value,
+			conds[i] = LLVMBuildFCmp(builder, LLVMRealUGE, value,
 						ctx->ac.f32_0, "");
 		}
 
-- 
2.18.0



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