Author: Thomas Preud'homme Date: 2021-03-02T21:01:51Z New Revision: e77b5c40d57633a66842e75410585696895ecf4d
URL: https://github.com/llvm/llvm-project/commit/e77b5c40d57633a66842e75410585696895ecf4d DIFF: https://github.com/llvm/llvm-project/commit/e77b5c40d57633a66842e75410585696895ecf4d.diff LOG: Add __builtin_isnan(__fp16) testcase Reviewed By: rjmccall Differential Revision: https://reviews.llvm.org/D97777 Added: Modified: clang/test/CodeGen/strictfp_builtins.c Removed: ################################################################################ diff --git a/clang/test/CodeGen/strictfp_builtins.c b/clang/test/CodeGen/strictfp_builtins.c index 618bb70d5ed3d..3afc9d8c8a402 100644 --- a/clang/test/CodeGen/strictfp_builtins.c +++ b/clang/test/CodeGen/strictfp_builtins.c @@ -129,6 +129,25 @@ void test_isinf_sign(double d) { return; } +// CHECK-LABEL: @test_fp16_isnan( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[H_ADDR:%.*]] = alloca half, align 2 +// CHECK-NEXT: store half [[H:%.*]], half* [[H_ADDR]], align 2 +// CHECK-NEXT: [[TMP0:%.*]] = load half, half* [[H_ADDR]], align 2 +// CHECK-NEXT: [[BITCAST:%.*]] = bitcast half [[TMP0]] to i16 +// CHECK-NEXT: [[ABS:%.*]] = and i16 [[BITCAST]], [[#%u,0x7FFF]] +// CHECK-NEXT: [[TMP1:%.*]] = sub i16 [[#%u,0x7C00]], [[ABS]] +// CHECK-NEXT: [[ISNAN:%.*]] = lshr i16 [[TMP1]], 15 +// CHECK-NEXT: [[RES:%.*]] = zext i16 [[ISNAN]] to i32 +// CHECK-NEXT: call void @p(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.[[#STRID:STRID+1]], i64 0, i64 0), i32 [[RES]]) [[ATTR4]] +// CHECK-NEXT: ret void +// +void test_fp16_isnan(__fp16 h) { + P(isnan, (h)); + + return; +} + // CHECK-LABEL: @test_float_isnan( // CHECK-NEXT: entry: // CHECK-NEXT: [[F_ADDR:%.*]] = alloca float, align 4 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
