|  | ; This file tests bitcasts of vector type. For most operations, these | 
|  | ; should be lowered to a no-op on -O2. | 
|  |  | 
|  | ; RUN: %p2i -i %s --args -O2 --verbose none \ | 
|  | ; RUN:   | llvm-mc -triple=i686-none-nacl -filetype=obj \ | 
|  | ; RUN:   | llvm-objdump -d -symbolize -x86-asm-syntax=intel - | FileCheck %s | 
|  | ; RUN: %p2i -i %s --args -Om1 --verbose none \ | 
|  | ; RUN:   | llvm-mc -triple=i686-none-nacl -filetype=obj \ | 
|  | ; RUN:   | llvm-objdump -d -symbolize -x86-asm-syntax=intel - \ | 
|  | ; RUN:   | FileCheck --check-prefix=OPTM1 %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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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 -4 | 
|  | } | 
|  |  | 
|  | 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 -4 | 
|  | } | 
|  |  | 
|  | 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 | 
|  | } |