diff options
Diffstat (limited to 'test/CodeGen/AArch64/arm64-AdvSIMD-Scalar.ll')
-rw-r--r-- | test/CodeGen/AArch64/arm64-AdvSIMD-Scalar.ll | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/arm64-AdvSIMD-Scalar.ll b/test/CodeGen/AArch64/arm64-AdvSIMD-Scalar.ll new file mode 100644 index 0000000000..c4597d5a48 --- /dev/null +++ b/test/CodeGen/AArch64/arm64-AdvSIMD-Scalar.ll @@ -0,0 +1,67 @@ +; RUN: llc < %s -march=arm64 -aarch64-neon-syntax=apple -aarch64-simd-scalar=true -asm-verbose=false | FileCheck %s +; RUN: llc < %s -march=arm64 -aarch64-neon-syntax=generic -aarch64-simd-scalar=true -asm-verbose=false | FileCheck %s -check-prefix=GENERIC + +define <2 x i64> @bar(<2 x i64> %a, <2 x i64> %b) nounwind readnone { +; CHECK-LABEL: bar: +; CHECK: add.2d v[[REG:[0-9]+]], v0, v1 +; CHECK: add d[[REG3:[0-9]+]], d[[REG]], d1 +; CHECK: sub d[[REG2:[0-9]+]], d[[REG]], d1 +; GENERIC-LABEL: bar: +; GENERIC: add v[[REG:[0-9]+]].2d, v0.2d, v1.2d +; GENERIC: add d[[REG3:[0-9]+]], d[[REG]], d1 +; GENERIC: sub d[[REG2:[0-9]+]], d[[REG]], d1 + %add = add <2 x i64> %a, %b + %vgetq_lane = extractelement <2 x i64> %add, i32 0 + %vgetq_lane2 = extractelement <2 x i64> %b, i32 0 + %add3 = add i64 %vgetq_lane, %vgetq_lane2 + %sub = sub i64 %vgetq_lane, %vgetq_lane2 + %vecinit = insertelement <2 x i64> undef, i64 %add3, i32 0 + %vecinit8 = insertelement <2 x i64> %vecinit, i64 %sub, i32 1 + ret <2 x i64> %vecinit8 +} + +define double @subdd_su64(<2 x i64> %a, <2 x i64> %b) nounwind readnone { +; CHECK-LABEL: subdd_su64: +; CHECK: sub d0, d1, d0 +; CHECK-NEXT: ret +; GENERIC-LABEL: subdd_su64: +; GENERIC: sub d0, d1, d0 +; GENERIC-NEXT: ret + %vecext = extractelement <2 x i64> %a, i32 0 + %vecext1 = extractelement <2 x i64> %b, i32 0 + %sub.i = sub nsw i64 %vecext1, %vecext + %retval = bitcast i64 %sub.i to double + ret double %retval +} + +define double @vaddd_su64(<2 x i64> %a, <2 x i64> %b) nounwind readnone { +; CHECK-LABEL: vaddd_su64: +; CHECK: add d0, d1, d0 +; CHECK-NEXT: ret +; GENERIC-LABEL: vaddd_su64: +; GENERIC: add d0, d1, d0 +; GENERIC-NEXT: ret + %vecext = extractelement <2 x i64> %a, i32 0 + %vecext1 = extractelement <2 x i64> %b, i32 0 + %add.i = add nsw i64 %vecext1, %vecext + %retval = bitcast i64 %add.i to double + ret double %retval +} + +; sub MI doesn't access dsub register. +define double @add_sub_su64(<2 x i64> %a, <2 x i64> %b) nounwind readnone { +; CHECK-LABEL: add_sub_su64: +; CHECK: add d0, d1, d0 +; CHECK: sub d0, {{d[0-9]+}}, d0 +; CHECK-NEXT: ret +; GENERIC-LABEL: add_sub_su64: +; GENERIC: add d0, d1, d0 +; GENERIC: sub d0, {{d[0-9]+}}, d0 +; GENERIC-NEXT: ret + %vecext = extractelement <2 x i64> %a, i32 0 + %vecext1 = extractelement <2 x i64> %b, i32 0 + %add.i = add i64 %vecext1, %vecext + %sub.i = sub i64 0, %add.i + %retval = bitcast i64 %sub.i to double + ret double %retval +} |