File: ldu-reg-plus-offset.ll

package info (click to toggle)
llvm-toolchain-3.8 1%3A3.8.1-24
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 379,280 kB
  • ctags: 388,501
  • sloc: cpp: 2,309,705; ansic: 477,070; objc: 100,918; asm: 97,974; python: 95,911; sh: 18,634; makefile: 7,294; perl: 5,584; ml: 5,460; pascal: 4,661; lisp: 2,548; xml: 686; cs: 350; php: 212; csh: 117
file content (19 lines) | stat: -rw-r--r-- 767 bytes parent folder | download | duplicates (20)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s

target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"


define void @reg_plus_offset(i32* %a) {
; CHECK:        ldu.global.u32  %r{{[0-9]+}}, [%r{{[0-9]+}}+32];
; CHECK:        ldu.global.u32  %r{{[0-9]+}}, [%r{{[0-9]+}}+36];
  %p2 = getelementptr i32, i32* %a, i32 8
  %t1 = call i32 @llvm.nvvm.ldu.global.i.i32.p0i32(i32* %p2, i32 4)
  %p3 = getelementptr i32, i32* %a, i32 9
  %t2 = call i32 @llvm.nvvm.ldu.global.i.i32.p0i32(i32* %p3, i32 4)
  %t3 = mul i32 %t1, %t2
  store i32 %t3, i32* %a
  ret void
}

declare i32 @llvm.nvvm.ldu.global.i.i32.p0i32(i32*, i32)
declare i32 @llvm.nvvm.read.ptx.sreg.tid.x()