Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/DCE/basic.ll

@@ -1,11 +0,0 @@
-; RUN: opt -dce -S < %s | FileCheck %s
-; RUN: opt -passes=dce -S < %s | FileCheck %s
-
-; CHECK-LABEL: @test
-define void @test() {
-; CHECK-NOT: add
-  %add = add i32 1, 2
-; CHECK-NOT: sub
-  %sub = sub i32 %add, 1
-  ret void
-}

external/llvm/test/Transforms/DCE/calls-errno.ll

@@ -1,99 +0,0 @@
-; RUN: opt < %s -dce -S | FileCheck %s
-
-declare double @acos(double) nounwind
-declare double @asin(double) nounwind
-declare double @atan(double) nounwind
-declare double @atan2(double, double) nounwind
-declare double @ceil(double) nounwind
-declare double @cos(double) nounwind
-declare double @cosh(double) nounwind
-declare double @exp(double) nounwind
-declare double @exp2(double) nounwind
-declare double @fabs(double) nounwind
-declare double @floor(double) nounwind
-declare double @fmod(double, double) nounwind
-declare double @log(double) nounwind
-declare double @log10(double) nounwind
-declare double @pow(double, double) nounwind
-declare double @sin(double) nounwind
-declare double @sinh(double) nounwind
-declare double @sqrt(double) nounwind
-declare double @tan(double) nounwind
-declare double @tanh(double) nounwind
-
-declare float @acosf(float) nounwind
-declare float @asinf(float) nounwind
-declare float @atanf(float) nounwind
-declare float @atan2f(float, float) nounwind
-declare float @ceilf(float) nounwind
-declare float @cosf(float) nounwind
-declare float @coshf(float) nounwind
-declare float @expf(float) nounwind
-declare float @exp2f(float) nounwind
-declare float @fabsf(float) nounwind
-declare float @floorf(float) nounwind
-declare float @fmodf(float, float) nounwind
-declare float @logf(float) nounwind
-declare float @log10f(float) nounwind
-declare float @powf(float, float) nounwind
-declare float @sinf(float) nounwind
-declare float @sinhf(float) nounwind
-declare float @sqrtf(float) nounwind
-declare float @tanf(float) nounwind
-declare float @tanhf(float) nounwind
-
-define void @T() {
-entry:
-; CHECK-LABEL: @T(
-; CHECK-NEXT: entry:
-
-; log(0) produces a pole error
-; CHECK-NEXT: %log1 = call double @log(double 0.000000e+00)
-  %log1 = call double @log(double 0.000000e+00)
-
-; log(-1) produces a domain error
-; CHECK-NEXT: %log2 = call double @log(double -1.000000e+00)
-  %log2 = call double @log(double -1.000000e+00)
-
-; log(1) is 0
-  %log3 = call double @log(double 1.000000e+00)
-
-; exp(100) is roughly 2.6e+43
-  %exp1 = call double @exp(double 1.000000e+02)
-
-; exp(1000) is a range error
-; CHECK-NEXT: %exp2 = call double @exp(double 1.000000e+03)
-  %exp2 = call double @exp(double 1.000000e+03)
-
-; cos(0) is 1
-  %cos1 = call double @cos(double 0.000000e+00)
-
-; cos(inf) is a domain error
-; CHECK-NEXT: %cos2 = call double @cos(double 0x7FF0000000000000)
-  %cos2 = call double @cos(double 0x7FF0000000000000)
-
-; cos(0) nobuiltin may have side effects 
-; CHECK-NEXT: %cos3 = call double @cos(double 0.000000e+00)
-  %cos3 = call double @cos(double 0.000000e+00) nobuiltin
-
-; cos(1) strictfp sets FP status flags
-; CHECK-NEXT: %cos4 = call double @cos(double 1.000000e+00)
-  %cos4 = call double @cos(double 1.000000e+00) strictfp
-
-; pow(0, 1) is 0
-  %pow1 = call double @pow(double 0x7FF0000000000000, double 1.000000e+00)
-
-; pow(0, -1) is a pole error
-; FIXME: It fails on mingw host. Suppress checking.
-; %pow2 = call double @pow(double 0.000000e+00, double -1.000000e+00)
-
-; fmod(inf, nan) is nan
-  %fmod1 = call double @fmod(double 0x7FF0000000000000, double 0x7FF0000000000001)
-
-; fmod(inf, 1) is a domain error
-; CHECK-NEXT: %fmod2 = call double @fmod(double 0x7FF0000000000000, double 1.000000e+00)
-  %fmod2 = call double @fmod(double 0x7FF0000000000000, double 1.000000e+00)
-
-; CHECK-NEXT: ret void
-  ret void
-}

external/llvm/test/Transforms/DCE/guards.ll

@@ -1,11 +0,0 @@
-; RUN: opt -dce -S < %s | FileCheck %s
-
-declare void @llvm.experimental.guard(i1,...)
-
-define void @f(i32 %val) {
-; CHECK-LABEL: @f(
-; CHECK-NEXT: ret void
-  %val2 = add i32 %val, 1
-  call void(i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"(i32 %val2) ]
-  ret void
-}

external/llvm/test/Transforms/DCE/int_sideeffect.ll

@@ -1,12 +0,0 @@
-; RUN: opt -S < %s -instcombine | FileCheck %s
-
-declare void @llvm.sideeffect()
-
-; Don't DCE llvm.sideeffect calls.
-
-; CHECK-LABEL: dce
-; CHECK: call void @llvm.sideeffect()
-define void @dce() {
-    call void @llvm.sideeffect()
-    ret void
-}