llvm-project/llvm/test/CodeGen/PowerPC/pcrel-byte-loads.ll
Kai Nacke 5403c59c60 [PPC] Opaque pointer migration, part 2.
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, nikic

Differential Revision: https://reviews.llvm.org/D135474
2022-10-11 17:24:06 +00:00

122 lines
4.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O1 \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
; RUN: FileCheck %s -check-prefixes=CHECK-LE
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O1 \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
; RUN: FileCheck %s -check-prefixes=CHECK-BE
@GlobLd1 = dso_local local_unnamed_addr global [20 x i1] zeroinitializer, align 1
@GlobSt1 = dso_local local_unnamed_addr global [20 x i1] zeroinitializer, align 1
define i1 @i64_ExtLoad_i1() {
; CHECK-LE-LABEL: i64_ExtLoad_i1:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: plbz r3, GlobLd1@PCREL(0), 1
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: i64_ExtLoad_i1:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: addis r3, r2, GlobLd1@toc@ha
; CHECK-BE-NEXT: lbz r3, GlobLd1@toc@l(r3)
; CHECK-BE-NEXT: blr
entry:
%0 = load i1, ptr @GlobLd1, align 1
ret i1 %0
}
define zeroext i1 @i64_ZextLoad_i1() {
; CHECK-LE-LABEL: i64_ZextLoad_i1:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: plbz r3, GlobLd1@PCREL(0), 1
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: i64_ZextLoad_i1:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: addis r3, r2, GlobLd1@toc@ha
; CHECK-BE-NEXT: lbz r3, GlobLd1@toc@l(r3)
; CHECK-BE-NEXT: blr
entry:
%0 = load i1, ptr @GlobLd1, align 1
ret i1 %0
}
define void @i32_ZextLoad_i1() {
; CHECK-LE-LABEL: i32_ZextLoad_i1:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: plbz r3, GlobLd1@PCREL(0), 1
; CHECK-LE-NEXT: clrldi r3, r3, 63
; CHECK-LE-NEXT: pstb r3, GlobSt1@PCREL(0), 1
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: i32_ZextLoad_i1:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: addis r3, r2, GlobLd1@toc@ha
; CHECK-BE-NEXT: addis r4, r2, GlobSt1@toc@ha
; CHECK-BE-NEXT: lbz r3, GlobLd1@toc@l(r3)
; CHECK-BE-NEXT: clrldi r3, r3, 63
; CHECK-BE-NEXT: stb r3, GlobSt1@toc@l(r4)
; CHECK-BE-NEXT: blr
entry:
%0 = load i1, ptr @GlobLd1, align 1
store i1 %0, ptr @GlobSt1, align 1
ret void
}
%1 = type { i64 }
@Glob1 = external dso_local global %1, align 8
@Glob2 = external dso_local unnamed_addr constant [11 x i8], align 1
declare i32 @Decl(ptr, ptr) local_unnamed_addr #0
define dso_local i1 @i32_ExtLoad_i1() local_unnamed_addr #0 {
; CHECK-LE-LABEL: i32_ExtLoad_i1:
; CHECK-LE: # %bb.0: # %bb
; CHECK-LE-NEXT: mflr r0
; CHECK-LE-NEXT: std r0, 16(r1)
; CHECK-LE-NEXT: stdu r1, -32(r1)
; CHECK-LE-NEXT: .cfi_def_cfa_offset 32
; CHECK-LE-NEXT: .cfi_offset lr, 16
; CHECK-LE-NEXT: paddi r3, 0, Glob1@PCREL, 1
; CHECK-LE-NEXT: paddi r4, 0, Glob2@PCREL, 1
; CHECK-LE-NEXT: bl Decl@notoc
; CHECK-LE-NEXT: cmpwi cr1, r3, 0
; CHECK-LE-NEXT: plbz r3, GlobLd1@PCREL(0), 1
; CHECK-LE-NEXT: andi. r3, r3, 1
; CHECK-LE-NEXT: crandc 4*cr5+lt, gt, 4*cr1+eq
; CHECK-LE-NEXT: setbc r3, 4*cr5+lt
; CHECK-LE-NEXT: addi r1, r1, 32
; CHECK-LE-NEXT: ld r0, 16(r1)
; CHECK-LE-NEXT: mtlr r0
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: i32_ExtLoad_i1:
; CHECK-BE: # %bb.0: # %bb
; CHECK-BE-NEXT: mflr r0
; CHECK-BE-NEXT: std r0, 16(r1)
; CHECK-BE-NEXT: stdu r1, -112(r1)
; CHECK-BE-NEXT: .cfi_def_cfa_offset 112
; CHECK-BE-NEXT: .cfi_offset lr, 16
; CHECK-BE-NEXT: addis r3, r2, Glob1@toc@ha
; CHECK-BE-NEXT: addis r4, r2, Glob2@toc@ha
; CHECK-BE-NEXT: addi r3, r3, Glob1@toc@l
; CHECK-BE-NEXT: addi r4, r4, Glob2@toc@l
; CHECK-BE-NEXT: bl Decl
; CHECK-BE-NEXT: nop
; CHECK-BE-NEXT: cmpwi cr1, r3, 0
; CHECK-BE-NEXT: addis r3, r2, GlobLd1@toc@ha
; CHECK-BE-NEXT: lbz r3, GlobLd1@toc@l(r3)
; CHECK-BE-NEXT: andi. r3, r3, 1
; CHECK-BE-NEXT: crandc 4*cr5+lt, gt, 4*cr1+eq
; CHECK-BE-NEXT: setbc r3, 4*cr5+lt
; CHECK-BE-NEXT: addi r1, r1, 112
; CHECK-BE-NEXT: ld r0, 16(r1)
; CHECK-BE-NEXT: mtlr r0
; CHECK-BE-NEXT: blr
bb:
%i = call signext i32 @Decl(ptr nonnull dereferenceable(32) @Glob1, ptr @Glob2) #1
%i1 = icmp eq i32 %i, 0
%i2 = load i1, ptr @GlobLd1, align 1
%i3 = select i1 %i1, i1 false, i1 %i2
ret i1 %i3
}