| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s |
| |
| ; Test that basic 32-bit floating-point operations assemble as expected. |
| |
| target triple = "wasm32-unknown-unknown" |
| |
| declare float @llvm.fabs.f32(float) |
| declare float @llvm.copysign.f32(float, float) |
| declare float @llvm.sqrt.f32(float) |
| declare float @llvm.ceil.f32(float) |
| declare float @llvm.floor.f32(float) |
| declare float @llvm.trunc.f32(float) |
| declare float @llvm.nearbyint.f32(float) |
| declare float @llvm.rint.f32(float) |
| declare float @llvm.roundeven.f32(float) |
| declare float @llvm.fma.f32(float, float, float) |
| |
| define float @fadd32(float %x, float %y) { |
| ; CHECK-LABEL: fadd32: |
| ; CHECK: .functype fadd32 (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.add $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = fadd float %x, %y |
| ret float %a |
| } |
| |
| define float @fsub32(float %x, float %y) { |
| ; CHECK-LABEL: fsub32: |
| ; CHECK: .functype fsub32 (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.sub $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = fsub float %x, %y |
| ret float %a |
| } |
| |
| define float @fmul32(float %x, float %y) { |
| ; CHECK-LABEL: fmul32: |
| ; CHECK: .functype fmul32 (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.mul $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = fmul float %x, %y |
| ret float %a |
| } |
| |
| define float @fdiv32(float %x, float %y) { |
| ; CHECK-LABEL: fdiv32: |
| ; CHECK: .functype fdiv32 (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.div $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = fdiv float %x, %y |
| ret float %a |
| } |
| |
| define float @fabs32(float %x) { |
| ; CHECK-LABEL: fabs32: |
| ; CHECK: .functype fabs32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.abs $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.fabs.f32(float %x) |
| ret float %a |
| } |
| |
| define float @fneg32(float %x) { |
| ; CHECK-LABEL: fneg32: |
| ; CHECK: .functype fneg32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.neg $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = fsub float -0., %x |
| ret float %a |
| } |
| |
| define float @copysign32(float %x, float %y) { |
| ; CHECK-LABEL: copysign32: |
| ; CHECK: .functype copysign32 (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.copysign $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.copysign.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| define float @sqrt32(float %x) { |
| ; CHECK-LABEL: sqrt32: |
| ; CHECK: .functype sqrt32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.sqrt $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.sqrt.f32(float %x) |
| ret float %a |
| } |
| |
| define float @ceil32(float %x) { |
| ; CHECK-LABEL: ceil32: |
| ; CHECK: .functype ceil32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.ceil $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.ceil.f32(float %x) |
| ret float %a |
| } |
| |
| define float @floor32(float %x) { |
| ; CHECK-LABEL: floor32: |
| ; CHECK: .functype floor32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.floor $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.floor.f32(float %x) |
| ret float %a |
| } |
| |
| define float @trunc32(float %x) { |
| ; CHECK-LABEL: trunc32: |
| ; CHECK: .functype trunc32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.trunc $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.trunc.f32(float %x) |
| ret float %a |
| } |
| |
| define float @nearest32(float %x) { |
| ; CHECK-LABEL: nearest32: |
| ; CHECK: .functype nearest32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.nearest $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.nearbyint.f32(float %x) |
| ret float %a |
| } |
| |
| define float @nearest32_via_rint(float %x) { |
| ; CHECK-LABEL: nearest32_via_rint: |
| ; CHECK: .functype nearest32_via_rint (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.nearest $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.rint.f32(float %x) |
| ret float %a |
| } |
| |
| define float @nearest32_via_roundeven(float %x) { |
| ; CHECK-LABEL: nearest32_via_roundeven: |
| ; CHECK: .functype nearest32_via_roundeven (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push1=, 0 |
| ; CHECK-NEXT: f32.nearest $push0=, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.roundeven.f32(float %x) |
| ret float %a |
| } |
| |
| ; This is not "minimum" because a -0.0 input returns +0.0. |
| |
| define float @fmin32(float %x) { |
| ; CHECK-LABEL: fmin32: |
| ; CHECK: .functype fmin32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: f32.const $push0=, 0x0p0 |
| ; CHECK-NEXT: local.get $push5=, 0 |
| ; CHECK-NEXT: local.get $push4=, 0 |
| ; CHECK-NEXT: f32.const $push3=, 0x0p0 |
| ; CHECK-NEXT: f32.ge $push1=, $pop4, $pop3 |
| ; CHECK-NEXT: f32.select $push2=, $pop0, $pop5, $pop1 |
| ; CHECK-NEXT: return $pop2 |
| %a = fcmp ult float %x, 0.0 |
| %b = select i1 %a, float %x, float 0.0 |
| ret float %b |
| } |
| |
| ; This is not "maximum" because a -0.0 input returns +0.0. |
| |
| define float @fmax32(float %x) { |
| ; CHECK-LABEL: fmax32: |
| ; CHECK: .functype fmax32 (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: f32.const $push0=, 0x0p0 |
| ; CHECK-NEXT: local.get $push5=, 0 |
| ; CHECK-NEXT: local.get $push4=, 0 |
| ; CHECK-NEXT: f32.const $push3=, 0x0p0 |
| ; CHECK-NEXT: f32.le $push1=, $pop4, $pop3 |
| ; CHECK-NEXT: f32.select $push2=, $pop0, $pop5, $pop1 |
| ; CHECK-NEXT: return $pop2 |
| %a = fcmp ugt float %x, 0.0 |
| %b = select i1 %a, float %x, float 0.0 |
| ret float %b |
| } |
| |
| declare float @llvm.minimum.f32(float, float) |
| define float @fmin32_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fmin32_intrinsic: |
| ; CHECK: .functype fmin32_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.min $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.minimum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| declare float @llvm.minnum.f32(float, float) |
| define float @fminnum32_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fminnum32_intrinsic: |
| ; CHECK: .functype fminnum32_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push5=, 0 |
| ; CHECK-NEXT: local.get $push4=, 1 |
| ; CHECK-NEXT: local.get $push3=, 0 |
| ; CHECK-NEXT: local.get $push2=, 1 |
| ; CHECK-NEXT: f32.lt $push0=, $pop3, $pop2 |
| ; CHECK-NEXT: f32.select $push1=, $pop5, $pop4, $pop0 |
| ; CHECK-NEXT: return $pop1 |
| %a = call nnan float @llvm.minnum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| define float @fminnum32_non_zero_intrinsic(float %x) { |
| ; CHECK-LABEL: fminnum32_non_zero_intrinsic: |
| ; CHECK: .functype fminnum32_non_zero_intrinsic (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: f32.const $push0=, -0x1p0 |
| ; CHECK-NEXT: f32.min $push1=, $pop2, $pop0 |
| ; CHECK-NEXT: return $pop1 |
| %a = call nnan float @llvm.minnum.f32(float %x, float -1.0) |
| ret float %a |
| } |
| |
| define float @fminnum32_nsz_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fminnum32_nsz_intrinsic: |
| ; CHECK: .functype fminnum32_nsz_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.min $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call nnan nsz float @llvm.minnum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| declare float @llvm.maximum.f32(float, float) |
| define float @fmax32_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fmax32_intrinsic: |
| ; CHECK: .functype fmax32_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.max $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call float @llvm.maximum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| declare float @llvm.maxnum.f32(float, float) |
| define float @fmaxnum32_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fmaxnum32_intrinsic: |
| ; CHECK: .functype fmaxnum32_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push5=, 0 |
| ; CHECK-NEXT: local.get $push4=, 1 |
| ; CHECK-NEXT: local.get $push3=, 0 |
| ; CHECK-NEXT: local.get $push2=, 1 |
| ; CHECK-NEXT: f32.gt $push0=, $pop3, $pop2 |
| ; CHECK-NEXT: f32.select $push1=, $pop5, $pop4, $pop0 |
| ; CHECK-NEXT: return $pop1 |
| %a = call nnan float @llvm.maxnum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| define float @fmaxnum32_nsz_intrinsic(float %x, float %y) { |
| ; CHECK-LABEL: fmaxnum32_nsz_intrinsic: |
| ; CHECK: .functype fmaxnum32_nsz_intrinsic (f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: local.get $push1=, 1 |
| ; CHECK-NEXT: f32.max $push0=, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %a = call nnan nsz float @llvm.maxnum.f32(float %x, float %y) |
| ret float %a |
| } |
| |
| define float @fmaxnum32_zero_intrinsic(float %x) { |
| ; CHECK-LABEL: fmaxnum32_zero_intrinsic: |
| ; CHECK: .functype fmaxnum32_zero_intrinsic (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push5=, 0 |
| ; CHECK-NEXT: f32.const $push0=, 0x0p0 |
| ; CHECK-NEXT: local.get $push4=, 0 |
| ; CHECK-NEXT: f32.const $push3=, 0x0p0 |
| ; CHECK-NEXT: f32.gt $push1=, $pop4, $pop3 |
| ; CHECK-NEXT: f32.select $push2=, $pop5, $pop0, $pop1 |
| ; CHECK-NEXT: return $pop2 |
| %a = call nnan float @llvm.maxnum.f32(float %x, float 0.0) |
| ret float %a |
| } |
| |
| define float @fmaxnum32_non_zero_intrinsic(float %x) { |
| ; CHECK-LABEL: fmaxnum32_non_zero_intrinsic: |
| ; CHECK: .functype fmaxnum32_non_zero_intrinsic (f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push2=, 0 |
| ; CHECK-NEXT: f32.const $push0=, 0x1p0 |
| ; CHECK-NEXT: f32.max $push1=, $pop2, $pop0 |
| ; CHECK-NEXT: return $pop1 |
| %a = call nnan float @llvm.maxnum.f32(float %x, float 1.0) |
| ret float %a |
| } |
| |
| define float @fma32(float %a, float %b, float %c) { |
| ; CHECK-LABEL: fma32: |
| ; CHECK: .functype fma32 (f32, f32, f32) -> (f32) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get $push3=, 0 |
| ; CHECK-NEXT: local.get $push2=, 1 |
| ; CHECK-NEXT: local.get $push1=, 2 |
| ; CHECK-NEXT: call $push0=, fmaf, $pop3, $pop2, $pop1 |
| ; CHECK-NEXT: return $pop0 |
| %d = call float @llvm.fma.f32(float %a, float %b, float %c) |
| ret float %d |
| } |