llvm/test/CodeGen/NVPTX/addr-mode.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc < %s -mtriple=nvptx64 | FileCheck %s

target triple = "nvptx64-nvidia-cuda"

define i32 @test_addr_mode_i64(ptr %x) {
; CHECK-LABEL: test_addr_mode_i64(
; CHECK:       {
; CHECK-NEXT:    .reg .b32 %r<2>;
; CHECK-NEXT:    .reg .b64 %rd<2>;
; CHECK-EMPTY:
; CHECK-NEXT:  // %bb.0:
; CHECK-NEXT:    ld.param.u64 %rd1, [test_addr_mode_i64_param_0];
; CHECK-NEXT:    ld.u32 %r1, [%rd1+-4];
; CHECK-NEXT:    st.param.b32 [func_retval0], %r1;
; CHECK-NEXT:    ret;
  %addr = getelementptr i32, ptr %x, i64 -1
  %res = load i32, ptr %addr
  ret i32 %res
}

define i32 @test_addr_mode_i32(ptr %x) {
; CHECK-LABEL: test_addr_mode_i32(
; CHECK:       {
; CHECK-NEXT:    .reg .b32 %r<2>;
; CHECK-NEXT:    .reg .b64 %rd<2>;
; CHECK-EMPTY:
; CHECK-NEXT:  // %bb.0:
; CHECK-NEXT:    ld.param.u64 %rd1, [test_addr_mode_i32_param_0];
; CHECK-NEXT:    ld.u32 %r1, [%rd1+-4];
; CHECK-NEXT:    st.param.b32 [func_retval0], %r1;
; CHECK-NEXT:    ret;
  %addr = getelementptr i32, ptr %x, i32 -1
  %res = load i32, ptr %addr
  ret i32 %res
}

define i32 @test_addr_mode_i16(ptr %x) {
; CHECK-LABEL: test_addr_mode_i16(
; CHECK:       {
; CHECK-NEXT:    .reg .b32 %r<2>;
; CHECK-NEXT:    .reg .b64 %rd<2>;
; CHECK-EMPTY:
; CHECK-NEXT:  // %bb.0:
; CHECK-NEXT:    ld.param.u64 %rd1, [test_addr_mode_i16_param_0];
; CHECK-NEXT:    ld.u32 %r1, [%rd1+-4];
; CHECK-NEXT:    st.param.b32 [func_retval0], %r1;
; CHECK-NEXT:    ret;
  %addr = getelementptr i32, ptr %x, i16 -1
  %res = load i32, ptr %addr
  ret i32 %res
}

define i32 @test_addr_mode_i8(ptr %x) {
; CHECK-LABEL: test_addr_mode_i8(
; CHECK:       {
; CHECK-NEXT:    .reg .b32 %r<2>;
; CHECK-NEXT:    .reg .b64 %rd<2>;
; CHECK-EMPTY:
; CHECK-NEXT:  // %bb.0:
; CHECK-NEXT:    ld.param.u64 %rd1, [test_addr_mode_i8_param_0];
; CHECK-NEXT:    ld.u32 %r1, [%rd1+-4];
; CHECK-NEXT:    st.param.b32 [func_retval0], %r1;
; CHECK-NEXT:    ret;
  %addr = getelementptr i32, ptr %x, i8 -1
  %res = load i32, ptr %addr
  ret i32 %res
}

define i32 @test_addr_mode_i64_large(ptr %x) {
; CHECK-LABEL: test_addr_mode_i64_large(
; CHECK:       {
; CHECK-NEXT:    .reg .b32 %r<2>;
; CHECK-NEXT:    .reg .b64 %rd<3>;
; CHECK-EMPTY:
; CHECK-NEXT:  // %bb.0:
; CHECK-NEXT:    ld.param.u64 %rd1, [test_addr_mode_i64_large_param_0];
; CHECK-NEXT:    add.s64 %rd2, %rd1, 17179869172;
; CHECK-NEXT:    ld.u32 %r1, [%rd2];
; CHECK-NEXT:    st.param.b32 [func_retval0], %r1;
; CHECK-NEXT:    ret;
  %addr = getelementptr i32, ptr %x, i64 4294967293
  %res = load i32, ptr %addr
  ret i32 %res
}