Fixes half a dozen piglit tests with radeonsi.
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200283
91177308-0d34-0410-b5e6-
96231b3b80d8
(EXTRACT_SUBREG $a, sub0)
>;
+def : Pat <
+ (i1 (trunc i32:$a)),
+ (V_CMP_EQ_I32_e64 (V_AND_B32_e32 (i32 1), $a), 1)
+>;
+
// V_ADD_I32_e32/S_ADD_I32 produces carry in VCC/SCC. For the vector
// case, the sgpr-copies pass will fix this to use the vector version.
def : Pat <
store i32 %result, i32 addrspace(1)* %out, align 4
ret void
}
+
+; SI-LABEL: @trunc_i32_to_i1:
+; SI: V_AND_B32
+; SI: V_CMP_EQ_I32
+define void @trunc_i32_to_i1(i32 addrspace(1)* %out, i32 %a) {
+ %trunc = trunc i32 %a to i1
+ %result = select i1 %trunc, i32 1, i32 0
+ store i32 %result, i32 addrspace(1)* %out, align 4
+ ret void
+}