llvm-project/llvm/test/CodeGen/PowerPC/2006-07-07-ComputeMaskedBits.ll
Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

34 lines
1.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64le-unknown-linux-gnu | FileCheck %s
@lens = external global ptr ; <ptr> [#uses=1]
@vals = external global ptr ; <ptr> [#uses=1]
define i32 @test(i32 %i) {
; CHECK-LABEL: test:
; CHECK: # %bb.0:
; CHECK-NEXT: addis 4, 2, .LC0@toc@ha
; CHECK-NEXT: extsw 3, 3
; CHECK-NEXT: addis 5, 2, .LC1@toc@ha
; CHECK-NEXT: ld 4, .LC0@toc@l(4)
; CHECK-NEXT: ld 4, 0(4)
; CHECK-NEXT: lbzx 3, 4, 3
; CHECK-NEXT: ld 4, .LC1@toc@l(5)
; CHECK-NEXT: subfic 3, 3, 1
; CHECK-NEXT: ld 4, 0(4)
; CHECK-NEXT: extsw 3, 3
; CHECK-NEXT: sldi 3, 3, 2
; CHECK-NEXT: lwzx 3, 4, 3
; CHECK-NEXT: blr
%tmp = load ptr, ptr @lens ; <ptr> [#uses=1]
%tmp1 = getelementptr i8, ptr %tmp, i32 %i ; <ptr> [#uses=1]
%tmp.upgrd.1 = load i8, ptr %tmp1 ; <i8> [#uses=1]
%tmp2 = zext i8 %tmp.upgrd.1 to i32 ; <i32> [#uses=1]
%tmp3 = load ptr, ptr @vals ; <ptr> [#uses=1]
%tmp5 = sub i32 1, %tmp2 ; <i32> [#uses=1]
%tmp6 = getelementptr i32, ptr %tmp3, i32 %tmp5 ; <ptr> [#uses=1]
%tmp7 = load i32, ptr %tmp6 ; <i32> [#uses=1]
ret i32 %tmp7
}