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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc < %s -mtriple=nvptx64-nvidia-cuda -mcpu=sm_90 -mattr=+ptx80 \
; RUN: -O0 -disable-post-ra -frame-pointer=all -verify-machineinstrs \
; RUN: | FileCheck %s
; RUN: %if ptxas %{ \
; RUN: llc < %s -mtriple=nvptx64-nvidia-cuda -mcpu=sm_90 -asm-verbose=false \
; RUN: -O0 -disable-post-ra -frame-pointer=all -verify-machineinstrs \
; RUN: | %ptxas-verify -arch=sm_90 \
; RUN: %}
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
define i16 @test_bitcast_2xi8_i16(<2 x i8> %a) {
; CHECK-LABEL: test_bitcast_2xi8_i16(
; CHECK: {
; CHECK-NEXT: .reg .b16 %rs<5>;
; CHECK-NEXT: .reg .b32 %r<3>;
; CHECK-EMPTY:
; CHECK-NEXT: // %bb.0:
; CHECK-NEXT: ld.param.v2.b8 {%rs1, %rs2}, [test_bitcast_2xi8_i16_param_0];
; CHECK-NEXT: mov.b32 %r1, {%rs1, %rs2};
; CHECK-NEXT: shl.b16 %rs3, %rs2, 8;
; CHECK-NEXT: or.b16 %rs4, %rs1, %rs3;
; CHECK-NEXT: cvt.u32.u16 %r2, %rs4;
; CHECK-NEXT: st.param.b32 [func_retval0], %r2;
; CHECK-NEXT: ret;
%res = bitcast <2 x i8> %a to i16
ret i16 %res
}
define <2 x i8> @test_bitcast_i16_2xi8(i16 %a) {
; CHECK-LABEL: test_bitcast_i16_2xi8(
; CHECK: {
; CHECK-NEXT: .reg .b16 %rs<2>;
; CHECK-EMPTY:
; CHECK-NEXT: // %bb.0:
; CHECK-NEXT: ld.param.b16 %rs1, [test_bitcast_i16_2xi8_param_0];
; CHECK-NEXT: st.param.b16 [func_retval0], %rs1;
; CHECK-NEXT: ret;
%res = bitcast i16 %a to <2 x i8>
ret <2 x i8> %res
}
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