radeon/llvm: Match fexp2 for SI.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>

diff --git a/src/gallium/drivers/radeon/SIInstructions.td b/src/gallium/drivers/radeon/SIInstructions.td
index 286819638a8f4515895fd4d88f352e73724b979f..8f9de5253405f6b7ac106112356af7dfeae48683 100644 (file)
--- a/src/gallium/drivers/radeon/SIInstructions.td
+++ b/src/gallium/drivers/radeon/SIInstructions.td
@@ -529,7 +529,9 @@ defm V_TRUNC_F32 : VOP1_32 <0x00000021, "V_TRUNC_F32", []>;
 defm V_CEIL_F32 : VOP1_32 <0x00000022, "V_CEIL_F32", []>;
 defm V_RNDNE_F32 : VOP1_32 <0x00000023, "V_RNDNE_F32", []>;
 defm V_FLOOR_F32 : VOP1_32 <0x00000024, "V_FLOOR_F32", []>;
-defm V_EXP_F32 : VOP1_32 <0x00000025, "V_EXP_F32", []>;
+defm V_EXP_F32 : VOP1_32 <0x00000025, "V_EXP_F32",
+  [(set VReg_32:$dst, (fexp2 AllReg_32:$src0))]
+>;
 defm V_LOG_CLAMP_F32 : VOP1_32 <0x00000026, "V_LOG_CLAMP_F32", []>;
 defm V_LOG_F32 : VOP1_32 <0x00000027, "V_LOG_F32", []>;
 defm V_RCP_CLAMP_F32 : VOP1_32 <0x00000028, "V_RCP_CLAMP_F32", []>;