diff options
Diffstat (limited to 'test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll')
| -rw-r--r-- | test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll b/test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll index 045c9cd9aeb7..67283b6d3c1b 100644 --- a/test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll +++ b/test/CodeGen/AArch64/arm64-setcc-int-to-fp-combine.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -asm-verbose=false -march=arm64 -aarch64-neon-syntax=apple | FileCheck %s +; RUN: llc < %s -asm-verbose=false -mtriple=arm64-apple-ios | FileCheck %s define <4 x float> @foo(<4 x float> %val, <4 x float> %test) nounwind { ; CHECK-LABEL: foo: @@ -25,3 +25,23 @@ define void @foo1(<4 x float> %val, <4 x float> %test, <4 x double>* %p) nounwin store <4 x double> %result, <4 x double>* %p ret void } + +; Fold explicit AND operations when the constant isn't a splat of a single +; scalar value like what the zext creates. +define <4 x float> @foo2(<4 x float> %val, <4 x float> %test) nounwind { +; CHECK-LABEL: lCPI2_0: +; CHECK-NEXT: .long 1065353216 +; CHECK-NEXT: .long 0 +; CHECK-NEXT: .long 1065353216 +; CHECK-NEXT: .long 0 +; CHECK-LABEL: foo2: +; CHECK: adrp x8, lCPI2_0@PAGE +; CHECK: ldr q2, [x8, lCPI2_0@PAGEOFF] +; CHECK-NEXT: fcmeq.4s v0, v0, v1 +; CHECK-NEXT: and.16b v0, v0, v2 + %cmp = fcmp oeq <4 x float> %val, %test + %ext = zext <4 x i1> %cmp to <4 x i32> + %and = and <4 x i32> %ext, <i32 255, i32 256, i32 257, i32 258> + %result = sitofp <4 x i32> %and to <4 x float> + ret <4 x float> %result +} |