tests_lit/llvm2ice_tests/vector-bitcast.ll

; This file tests bitcasts of vector type. For most operations, these
; should be lowered to a no-op on -O2.

; RUN: %llvm2ice -O2 --verbose none %s | FileCheck %s
; RUN: %llvm2ice -Om1 --verbose none %s | FileCheck %s --check-prefix=OPTM1
; RUN: %llvm2ice -O2 --verbose none %s \
; RUN:               | llvm-mc -arch=x86 -x86-asm-syntax=intel -filetype=obj
; RUN: %llvm2ice -Om1 --verbose none %s \
; RUN:               | llvm-mc -arch=x86 -x86-asm-syntax=intel -filetype=obj
; RUN: %llvm2ice --verbose none %s | FileCheck --check-prefix=ERRORS %s
; RUN: %llvm2iceinsts %s | %szdiff %s | FileCheck --check-prefix=DUMP %s
; RUN: %llvm2iceinsts --pnacl %s | %szdiff %s \
; RUN:                           | FileCheck --check-prefix=DUMP %s

define <16 x i8> @test_bitcast_v16i8_to_v16i8(<16 x i8> %arg) {
entry:
  %res = bitcast <16 x i8> %arg to <16 x i8>
  ret <16 x i8> %res

; CHECK-LABEL: test_bitcast_v16i8_to_v16i8:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <8 x i16> @test_bitcast_v16i8_to_v8i16(<16 x i8> %arg) {
entry:
  %res = bitcast <16 x i8> %arg to <8 x i16>
  ret <8 x i16> %res

; CHECK-LABEL: test_bitcast_v16i8_to_v8i16:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x i32> @test_bitcast_v16i8_to_v4i32(<16 x i8> %arg) {
entry:
  %res = bitcast <16 x i8> %arg to <4 x i32>
  ret <4 x i32> %res

; CHECK-LABEL: test_bitcast_v16i8_to_v4i32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x float> @test_bitcast_v16i8_to_v4f32(<16 x i8> %arg) {
entry:
  %res = bitcast <16 x i8> %arg to <4 x float>
  ret <4 x float> %res

; CHECK-LABEL: test_bitcast_v16i8_to_v4f32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <16 x i8> @test_bitcast_v8i16_to_v16i8(<8 x i16> %arg) {
entry:
  %res = bitcast <8 x i16> %arg to <16 x i8>
  ret <16 x i8> %res

; CHECK-LABEL: test_bitcast_v8i16_to_v16i8:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <8 x i16> @test_bitcast_v8i16_to_v8i16(<8 x i16> %arg) {
entry:
  %res = bitcast <8 x i16> %arg to <8 x i16>
  ret <8 x i16> %res

; CHECK-LABEL: test_bitcast_v8i16_to_v8i16:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x i32> @test_bitcast_v8i16_to_v4i32(<8 x i16> %arg) {
entry:
  %res = bitcast <8 x i16> %arg to <4 x i32>
  ret <4 x i32> %res

; CHECK-LABEL: test_bitcast_v8i16_to_v4i32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x float> @test_bitcast_v8i16_to_v4f32(<8 x i16> %arg) {
entry:
  %res = bitcast <8 x i16> %arg to <4 x float>
  ret <4 x float> %res

; CHECK-LABEL: test_bitcast_v8i16_to_v4f32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <16 x i8> @test_bitcast_v4i32_to_v16i8(<4 x i32> %arg) {
entry:
  %res = bitcast <4 x i32> %arg to <16 x i8>
  ret <16 x i8> %res

; CHECK-LABEL: test_bitcast_v4i32_to_v16i8:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <8 x i16> @test_bitcast_v4i32_to_v8i16(<4 x i32> %arg) {
entry:
  %res = bitcast <4 x i32> %arg to <8 x i16>
  ret <8 x i16> %res

; CHECK-LABEL: test_bitcast_v4i32_to_v8i16:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x i32> @test_bitcast_v4i32_to_v4i32(<4 x i32> %arg) {
entry:
  %res = bitcast <4 x i32> %arg to <4 x i32>
  ret <4 x i32> %res

; CHECK-LABEL: test_bitcast_v4i32_to_v4i32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x float> @test_bitcast_v4i32_to_v4f32(<4 x i32> %arg) {
entry:
  %res = bitcast <4 x i32> %arg to <4 x float>
  ret <4 x float> %res

; CHECK-LABEL: test_bitcast_v4i32_to_v4f32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <16 x i8> @test_bitcast_v4f32_to_v16i8(<4 x float> %arg) {
entry:
  %res = bitcast <4 x float> %arg to <16 x i8>
  ret <16 x i8> %res

; CHECK-LABEL: test_bitcast_v4f32_to_v16i8:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <8 x i16> @test_bitcast_v4f32_to_v8i16(<4 x float> %arg) {
entry:
  %res = bitcast <4 x float> %arg to <8 x i16>
  ret <8 x i16> %res

; CHECK-LABEL: test_bitcast_v4f32_to_v8i16:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x i32> @test_bitcast_v4f32_to_v4i32(<4 x float> %arg) {
entry:
  %res = bitcast <4 x float> %arg to <4 x i32>
  ret <4 x i32> %res

; CHECK-LABEL: test_bitcast_v4f32_to_v4i32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define <4 x float> @test_bitcast_v4f32_to_v4f32(<4 x float> %arg) {
entry:
  %res = bitcast <4 x float> %arg to <4 x float>
  ret <4 x float> %res

; CHECK-LABEL: test_bitcast_v4f32_to_v4f32:
; CHECK: .L{{.*}}entry:
; CHECK-NEXT: ret
}

define i8 @test_bitcast_v8i1_to_i8(<8 x i1> %arg) {
entry:
  %res = bitcast <8 x i1> %arg to i8
  ret i8 %res

; CHECK-LABEL: test_bitcast_v8i1_to_i8:
; CHECK: call Sz_bitcast_v8i1_to_i8

; OPTM1-LABEL: test_bitcast_v8i1_to_i8:
; OPMT1: call Sz_bitcast_v8i1_to_i8
}

define i16 @test_bitcast_v16i1_to_i16(<16 x i1> %arg) {
entry:
  %res = bitcast <16 x i1> %arg to i16
  ret i16 %res

; CHECK-LABEL: test_bitcast_v16i1_to_i16:
; CHECK: call Sz_bitcast_v16i1_to_i16

; OPTM1-LABEL: test_bitcast_v16i1_to_i16:
; OPMT1: call Sz_bitcast_v16i1_to_i16
}

define <8 x i1> @test_bitcast_i8_to_v8i1(i32 %arg) {
entry:
  %arg.trunc = trunc i32 %arg to i8
  %res = bitcast i8 %arg.trunc to <8 x i1>
  ret <8 x i1> %res

; CHECK-LABEL: test_bitcast_i8_to_v8i1:
; CHECK: call Sz_bitcast_i8_to_v8i1

; OPTM1-LABEL: test_bitcast_i8_to_v8i1:
; OPTM1: call Sz_bitcast_i8_to_v8i1
}

define <16 x i1> @test_bitcast_i16_to_v16i1(i32 %arg) {
entry:
  %arg.trunc = trunc i32 %arg to i16
  %res = bitcast i16 %arg.trunc to <16 x i1>
  ret <16 x i1> %res

; CHECK-LABEL: test_bitcast_i16_to_v16i1:
; CHECK: call Sz_bitcast_i16_to_v16i1

; OPTM1-LABEL: test_bitcast_i16_to_v16i1:
; OPTM1: call Sz_bitcast_i16_to_v16i1
}

; ERRORS-NOT: ICE translation error
; DUMP-NOT: SZ