; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=instsimplify -S < %s | FileCheck %s ; Verify that we don't crash with an assertion failure when constant folding ; a call to intrinsic 'convert.from.fp16' if the return type is not 'float'. define float @fold_from_fp16_to_fp32() { ; CHECK-LABEL: @fold_from_fp16_to_fp32( ; CHECK-NEXT: ret float 0.000000e+00 ; %r = call float @llvm.convert.from.fp16.f32(i16 0) ret float %r } define double @fold_from_fp16_to_fp64() { ; CHECK-LABEL: @fold_from_fp16_to_fp64( ; CHECK-NEXT: ret double 0.000000e+00 ; %r = call double @llvm.convert.from.fp16.f64(i16 0) ret double %r } define x86_fp80 @fold_from_fp16_to_fp80() { ; CHECK-LABEL: @fold_from_fp16_to_fp80( ; CHECK-NEXT: ret x86_fp80 0xK00000000000000000000 ; %r = call x86_fp80 @llvm.convert.from.fp16.f80(i16 0) ret x86_fp80 %r } define fp128 @fold_from_fp16_to_fp128() { ; CHECK-LABEL: @fold_from_fp16_to_fp128( ; CHECK-NEXT: ret fp128 0xL00000000000000000000000000000000 ; %r = call fp128 @llvm.convert.from.fp16.f128(i16 0) ret fp128 %r } define ppc_fp128 @fold_from_fp16_to_ppcfp128() { ; CHECK-LABEL: @fold_from_fp16_to_ppcfp128( ; CHECK-NEXT: ret ppc_fp128 0xM00000000000000000000000000000000 ; %r = call ppc_fp128 @llvm.convert.from.fp16.ppcf128(i16 0) ret ppc_fp128 %r } define float @fold_from_fp16_to_fp32_b() { ; CHECK-LABEL: @fold_from_fp16_to_fp32_b( ; CHECK-NEXT: ret float 4.000000e+00 ; %a = call i16 @llvm.convert.to.fp16.f64(double 4.0) %r = call float @llvm.convert.from.fp16.f32(i16 %a) ret float %r } define double @fold_from_fp16_to_fp64_b() { ; CHECK-LABEL: @fold_from_fp16_to_fp64_b( ; CHECK-NEXT: ret double 4.000000e+00 ; %a = call i16 @llvm.convert.to.fp16.f64(double 4.0) %r = call double @llvm.convert.from.fp16.f64(i16 %a) ret double %r } define x86_fp80 @fold_from_fp16_to_fp80_b() { ; CHECK-LABEL: @fold_from_fp16_to_fp80_b( ; CHECK-NEXT: ret x86_fp80 0xK40018000000000000000 ; %a = call i16 @llvm.convert.to.fp16.f64(double 4.0) %r = call x86_fp80 @llvm.convert.from.fp16.f80(i16 %a) ret x86_fp80 %r } define fp128 @fold_from_fp16_to_fp128_b() { ; CHECK-LABEL: @fold_from_fp16_to_fp128_b( ; CHECK-NEXT: ret fp128 0xL00000000000000004001000000000000 ; %a = call i16 @llvm.convert.to.fp16.f64(double 4.0) %r = call fp128 @llvm.convert.from.fp16.f128(i16 %a) ret fp128 %r } define ppc_fp128 @fold_from_fp16_to_ppcfp128_b() { ; CHECK-LABEL: @fold_from_fp16_to_ppcfp128_b( ; CHECK-NEXT: ret ppc_fp128 0xM40100000000000000000000000000000 ; %a = call i16 @llvm.convert.to.fp16.f64(double 4.0) %r = call ppc_fp128 @llvm.convert.from.fp16.ppcf128(i16 %a) ret ppc_fp128 %r } ; This would assert because converting SNAN causes an invalidOp status. ; PR56981 define float @convert_snan() { ; CHECK-LABEL: @convert_snan( ; CHECK-NEXT: ret float 0x7FF8040000000000 ; %r = call float @llvm.convert.from.fp16.f32(i16 31745) ; 0x7c01 ret float %r } declare i16 @llvm.convert.to.fp16.f64(double) declare float @llvm.convert.from.fp16.f32(i16) declare double @llvm.convert.from.fp16.f64(i16) declare x86_fp80 @llvm.convert.from.fp16.f80(i16) declare fp128 @llvm.convert.from.fp16.f128(i16) declare ppc_fp128 @llvm.convert.from.fp16.ppcf128(i16)