| // REQUIRES: arm-registered-target |
| // RUN: %clang_cc1 -emit-llvm -o - -triple arm-none-linux-gnueabi %s | FileCheck %s --check-prefix=NOHALF --check-prefix=CHECK |
| // RUN: %clang_cc1 -emit-llvm -o - -triple aarch64-none-linux-gnueabi %s | FileCheck %s --check-prefix=NOHALF --check-prefix=CHECK |
| // RUN: %clang_cc1 -emit-llvm -o - -triple arm-none-linux-gnueabi -fallow-half-arguments-and-returns %s | FileCheck %s --check-prefix=HALF --check-prefix=CHECK |
| // RUN: %clang_cc1 -emit-llvm -o - -triple aarch64-none-linux-gnueabi -fallow-half-arguments-and-returns %s | FileCheck %s --check-prefix=HALF --check-prefix=CHECK |
| // RUN: %clang_cc1 -emit-llvm -o - -triple arm-none-linux-gnueabi -fnative-half-type %s \ |
| // RUN: | FileCheck %s --check-prefix=NATIVE-HALF |
| // RUN: %clang_cc1 -emit-llvm -o - -triple aarch64-none-linux-gnueabi -fnative-half-type %s \ |
| // RUN: | FileCheck %s --check-prefix=NATIVE-HALF |
| typedef unsigned cond_t; |
| |
| volatile cond_t test; |
| volatile int i0; |
| volatile __fp16 h0 = 0.0, h1 = 1.0, h2; |
| volatile float f0, f1, f2; |
| volatile double d0; |
| |
| void foo(void) { |
| // CHECK-LABEL: define void @foo() |
| |
| // Check unary ops |
| |
| // NOHALF: [[F16TOF32:call float @llvm.convert.from.fp16.f32]] |
| // HALF: [[F16TOF32:fpext half]] |
| // CHECK: fptoui float |
| // NATIVE-HALF: fptoui half |
| test = (h0); |
| // CHECK: uitofp i32 |
| // NOHALF: [[F32TOF16:call i16 @llvm.convert.to.fp16.f32]] |
| // HALF: [[F32TOF16:fptrunc float]] |
| // NATIVE-HALF: uitofp i32 {{.*}} to half |
| h0 = (test); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fcmp une half |
| test = (!h1); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // NOHALF: [[F32TOF16]] |
| // HALF: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h1 = -h1; |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: load volatile half |
| // NATIVE-HALF-NEXT: store volatile half |
| h1 = +h1; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h1++; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| ++h1; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| --h1; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h1--; |
| |
| // Check binary ops with various operands |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fmul half |
| h1 = h0 * h2; |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F32TOF16]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fmul half |
| h1 = h0 * (__fp16) -2.0f; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fmul float |
| h1 = h0 * f2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fmul float |
| h1 = f0 * h2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fmul half |
| h1 = h0 * i0; |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fdiv half |
| h1 = (h0 / h2); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fdiv half |
| h1 = (h0 / (__fp16) -2.0f); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fdiv float |
| h1 = (h0 / f2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fdiv float |
| h1 = (f0 / h2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fdiv half |
| h1 = (h0 / i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h1 = (h2 + h0); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h1 = ((__fp16)-2.0 + h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fadd float |
| h1 = (h2 + f0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fadd float |
| h1 = (f2 + h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h1 = (h0 + i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h1 = (h2 - h0); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h1 = ((__fp16)-2.0f - h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fsub float |
| h1 = (h2 - f0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fsub float |
| h1 = (f2 - h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h1 = (h0 - i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fcmp olt half |
| test = (h2 < h0); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fcmp olt half |
| test = (h2 < (__fp16)42.0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp olt float |
| test = (h2 < f0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp olt float |
| test = (f2 < h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fcmp olt half |
| test = (i0 < h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp olt float |
| // NATIVE-HALF: fcmp olt half |
| test = (h0 < i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fcmp ogt half |
| test = (h0 > h2); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fcmp ogt half |
| test = ((__fp16)42.0 > h2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp ogt float |
| test = (h0 > f2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp ogt float |
| test = (f0 > h2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fcmp ogt half |
| test = (i0 > h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ogt float |
| // NATIVE-HALF: fcmp ogt half |
| test = (h0 > i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fcmp ole half |
| test = (h2 <= h0); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fcmp ole half |
| test = (h2 <= (__fp16)42.0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp ole float |
| test = (h2 <= f0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp ole float |
| test = (f2 <= h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fcmp ole half |
| test = (i0 <= h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp ole float |
| // NATIVE-HALF: fcmp ole half |
| test = (h0 <= i0); |
| |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fcmp oge half |
| test = (h0 >= h2); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fcmp oge half |
| test = (h0 >= (__fp16)-2.0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp oge float |
| test = (h0 >= f2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp oge float |
| test = (f0 >= h2); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fcmp oge half |
| test = (i0 >= h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oge float |
| // NATIVE-HALF: fcmp oge half |
| test = (h0 >= i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fcmp oeq half |
| test = (h1 == h2); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fcmp oeq half |
| test = (h1 == (__fp16)1.0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp oeq float |
| test = (h1 == f1); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp oeq float |
| test = (f1 == h1); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fcmp oeq half |
| test = (i0 == h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp oeq float |
| // NATIVE-HALF: fcmp oeq half |
| test = (h0 == i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fcmp une half |
| test = (h1 != h2); |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fcmp une half |
| test = (h1 != (__fp16)1.0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp une float |
| test = (h1 != f1); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fcmp une float |
| test = (f1 != h1); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fcmp une half |
| test = (i0 != h0); |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // NATIVE-HALF: fcmp une half |
| test = (h0 != i0); |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: fcmp une float |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fcmp une half {{.*}}, 0xH0000 |
| h1 = (h1 ? h2 : h0); |
| // Check assignments (inc. compound) |
| h0 = h1; |
| // NOHALF: [[F32TOF16]] |
| // HALF: store {{.*}} half 0xHC000 |
| // NATIVE-HALF: store {{.*}} half 0xHC000 |
| h0 = (__fp16)-2.0f; |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fptrunc float |
| h0 = f0; |
| |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| h0 = i0; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fptosi float {{.*}} to i32 |
| // NATIVE-HALF: fptosi half {{.*}} to i32 |
| i0 = h0; |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h0 += h1; |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fadd half |
| h0 += (__fp16)1.0f; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fadd float |
| // NATIVE-HALF: fptrunc float |
| h0 += f2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: fadd float |
| // CHECK: fptosi float {{.*}} to i32 |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fadd half |
| // NATIVE-HALF: fptosi half {{.*}} to i32 |
| i0 += h0; |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: [[F16TOF32]] |
| // CHECK: fadd float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fadd half |
| h0 += i0; |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h0 -= h1; |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fsub half |
| h0 -= (__fp16)1.0; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fsub float |
| // NATIVE-HALF: fptrunc float |
| h0 -= f2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: fsub float |
| // CHECK: fptosi float {{.*}} to i32 |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fsub half |
| // NATIVE-HALF: fptosi half {{.*}} to i32 |
| i0 -= h0; |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: [[F16TOF32]] |
| // CHECK: fsub float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fsub half |
| h0 -= i0; |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fmul half |
| h0 *= h1; |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fmul half |
| h0 *= (__fp16)1.0; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fmul float |
| // NATIVE-HALF: fptrunc float |
| h0 *= f2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: fmul float |
| // CHECK: fptosi float {{.*}} to i32 |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fmul half |
| // NATIVE-HALF: fptosi half {{.*}} to i32 |
| i0 *= h0; |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: [[F16TOF32]] |
| // CHECK: fmul float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fmul half |
| h0 *= i0; |
| |
| // CHECK: [[F16TOF32]] |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fdiv half |
| h0 /= h1; |
| // CHECK: [[F16TOF32]] |
| // NOHALF: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fdiv half |
| h0 /= (__fp16)1.0; |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: fpext half |
| // NATIVE-HALF: fdiv float |
| // NATIVE-HALF: fptrunc float |
| h0 /= f2; |
| // CHECK: [[F16TOF32]] |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: fdiv float |
| // CHECK: fptosi float {{.*}} to i32 |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fdiv half |
| // NATIVE-HALF: fptosi half {{.*}} to i32 |
| i0 /= h0; |
| // CHECK: sitofp i32 {{.*}} to float |
| // CHECK: [[F16TOF32]] |
| // CHECK: fdiv float |
| // CHECK: [[F32TOF16]] |
| // NATIVE-HALF: sitofp i32 {{.*}} to half |
| // NATIVE-HALF: fdiv half |
| h0 /= i0; |
| |
| // Check conversions to/from double |
| // NOHALF: call i16 @llvm.convert.to.fp16.f64( |
| // HALF: fptrunc double {{.*}} to half |
| // NATIVE-HALF: fptrunc double {{.*}} to half |
| h0 = d0; |
| |
| // CHECK: [[MID:%.*]] = fptrunc double {{%.*}} to float |
| // NOHALF: call i16 @llvm.convert.to.fp16.f32(float [[MID]]) |
| // HALF: fptrunc float [[MID]] to half |
| // NATIVE-HALF: [[MID:%.*]] = fptrunc double {{%.*}} to float |
| // NATIVE-HALF: fptrunc float {{.*}} to half |
| h0 = (float)d0; |
| |
| // NOHALF: call double @llvm.convert.from.fp16.f64( |
| // HALF: fpext half {{.*}} to double |
| // NATIVE-HALF: fpext half {{.*}} to double |
| d0 = h0; |
| |
| // NOHALF: [[MID:%.*]] = call float @llvm.convert.from.fp16.f32( |
| // HALF: [[MID:%.*]] = fpext half {{.*}} to float |
| // CHECK: fpext float [[MID]] to double |
| // NATIVE-HALF: [[MID:%.*]] = fpext half {{.*}} to float |
| // NATIVE-HALF: fpext float [[MID]] to double |
| d0 = (float)h0; |
| } |