llvm-project/llvm/test/CodeGen/PowerPC/P10-stack-alignment.ll

215 lines
7.6 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
; RUN: FileCheck %s --check-prefix=CHECK-LE
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \
; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
; RUN: FileCheck %s --check-prefix=CHECK-BE
; RUN: opt --passes=sroa,loop-vectorize,loop-unroll,instcombine -S \
; RUN: -vectorizer-maximize-bandwidth --mtriple=powerpc64le-- -mcpu=pwr10 < %s | \
; RUN: FileCheck %s --check-prefix=CHECK-OPT
target datalayout = "e-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512"
define dso_local signext i32 @test_32byte_vector() nounwind {
; CHECK-LE-LABEL: test_32byte_vector:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: mflr r0
; CHECK-LE-NEXT: std r30, -16(r1)
; CHECK-LE-NEXT: mr r30, r1
; CHECK-LE-NEXT: std r0, 16(r1)
; CHECK-LE-NEXT: clrldi r0, r1, 59
; CHECK-LE-NEXT: subfic r0, r0, -96
; CHECK-LE-NEXT: stdux r1, r1, r0
; CHECK-LE-NEXT: addis r3, r2, .LCPI0_0@toc@ha
; CHECK-LE-NEXT: addis r4, r2, .LCPI0_1@toc@ha
; CHECK-LE-NEXT: addi r3, r3, .LCPI0_0@toc@l
; CHECK-LE-NEXT: addi r4, r4, .LCPI0_1@toc@l
; CHECK-LE-NEXT: lvx v2, 0, r3
; CHECK-LE-NEXT: lvx v3, 0, r4
; CHECK-LE-NEXT: addi r4, r1, 48
; CHECK-LE-NEXT: addi r3, r1, 32
; CHECK-LE-NEXT: stvx v2, 0, r4
; CHECK-LE-NEXT: stvx v3, 0, r3
; CHECK-LE-NEXT: bl test
; CHECK-LE-NEXT: nop
; CHECK-LE-NEXT: lwa r3, 32(r1)
; CHECK-LE-NEXT: mr r1, r30
; CHECK-LE-NEXT: ld r0, 16(r1)
; CHECK-LE-NEXT: ld r30, -16(r1)
; CHECK-LE-NEXT: mtlr r0
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test_32byte_vector:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: mflr r0
; CHECK-BE-NEXT: std r30, -16(r1)
; CHECK-BE-NEXT: std r0, 16(r1)
; CHECK-BE-NEXT: clrldi r0, r1, 59
; CHECK-BE-NEXT: mr r30, r1
; CHECK-BE-NEXT: subfic r0, r0, -192
; CHECK-BE-NEXT: stdux r1, r1, r0
; CHECK-BE-NEXT: lis r3, -8192
; CHECK-BE-NEXT: li r4, 5
; CHECK-BE-NEXT: lis r5, -16384
; CHECK-BE-NEXT: lis r6, -32768
; CHECK-BE-NEXT: ori r3, r3, 1
; CHECK-BE-NEXT: rldic r4, r4, 32, 29
; CHECK-BE-NEXT: ori r5, r5, 1
; CHECK-BE-NEXT: ori r6, r6, 1
; CHECK-BE-NEXT: rldic r3, r3, 3, 29
; CHECK-BE-NEXT: ori r4, r4, 6
; CHECK-BE-NEXT: rldic r5, r5, 2, 30
; CHECK-BE-NEXT: rldic r6, r6, 1, 31
; CHECK-BE-NEXT: std r3, 152(r1)
; CHECK-BE-NEXT: addi r3, r1, 128
; CHECK-BE-NEXT: std r4, 144(r1)
; CHECK-BE-NEXT: std r5, 136(r1)
; CHECK-BE-NEXT: std r6, 128(r1)
; CHECK-BE-NEXT: bl test
; CHECK-BE-NEXT: nop
; CHECK-BE-NEXT: lwa r3, 128(r1)
; CHECK-BE-NEXT: mr r1, r30
; CHECK-BE-NEXT: ld r0, 16(r1)
; CHECK-BE-NEXT: ld r30, -16(r1)
; CHECK-BE-NEXT: mtlr r0
; CHECK-BE-NEXT: blr
entry:
%a = alloca <8 x i32>, align 32
%0 = bitcast <8 x i32>* %a to i8*
call void @llvm.lifetime.start.p0i8(i64 32, i8* %0)
store <8 x i32> <i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8>, <8 x i32>* %a, align 32
call void @test(<8 x i32>* %a)
%1 = load <8 x i32>, <8 x i32>* %a, align 32
%vecext = extractelement <8 x i32> %1, i32 0
%2 = bitcast <8 x i32>* %a to i8*
call void @llvm.lifetime.end.p0i8(i64 32, i8* %2)
ret i32 %vecext
}
define dso_local signext i32 @test_32byte_aligned_vector() nounwind {
; CHECK-LE-LABEL: test_32byte_aligned_vector:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: mflr r0
; CHECK-LE-NEXT: std r30, -16(r1)
; CHECK-LE-NEXT: mr r30, r1
; CHECK-LE-NEXT: std r0, 16(r1)
; CHECK-LE-NEXT: clrldi r0, r1, 59
; CHECK-LE-NEXT: subfic r0, r0, -64
; CHECK-LE-NEXT: stdux r1, r1, r0
; CHECK-LE-NEXT: addis r3, r2, .LCPI1_0@toc@ha
; CHECK-LE-NEXT: addi r3, r3, .LCPI1_0@toc@l
; CHECK-LE-NEXT: lvx v2, 0, r3
; CHECK-LE-NEXT: addi r3, r1, 32
; CHECK-LE-NEXT: stvx v2, 0, r3
; CHECK-LE-NEXT: bl test1
; CHECK-LE-NEXT: nop
; CHECK-LE-NEXT: lwa r3, 32(r1)
; CHECK-LE-NEXT: mr r1, r30
; CHECK-LE-NEXT: ld r0, 16(r1)
; CHECK-LE-NEXT: ld r30, -16(r1)
; CHECK-LE-NEXT: mtlr r0
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test_32byte_aligned_vector:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: mflr r0
; CHECK-BE-NEXT: std r30, -16(r1)
; CHECK-BE-NEXT: std r0, 16(r1)
; CHECK-BE-NEXT: clrldi r0, r1, 59
; CHECK-BE-NEXT: mr r30, r1
; CHECK-BE-NEXT: subfic r0, r0, -160
; CHECK-BE-NEXT: stdux r1, r1, r0
; CHECK-BE-NEXT: lis r3, -16384
; CHECK-BE-NEXT: lis r4, -32768
; CHECK-BE-NEXT: ori r3, r3, 1
; CHECK-BE-NEXT: ori r4, r4, 1
; CHECK-BE-NEXT: rldic r3, r3, 2, 30
; CHECK-BE-NEXT: rldic r4, r4, 1, 31
; CHECK-BE-NEXT: std r3, 136(r1)
; CHECK-BE-NEXT: addi r3, r1, 128
; CHECK-BE-NEXT: std r4, 128(r1)
; CHECK-BE-NEXT: bl test1
; CHECK-BE-NEXT: nop
; CHECK-BE-NEXT: lwa r3, 128(r1)
; CHECK-BE-NEXT: mr r1, r30
; CHECK-BE-NEXT: ld r0, 16(r1)
; CHECK-BE-NEXT: ld r30, -16(r1)
; CHECK-BE-NEXT: mtlr r0
; CHECK-BE-NEXT: blr
entry:
%a = alloca <4 x i32>, align 32
%0 = bitcast <4 x i32>* %a to i8*
call void @llvm.lifetime.start.p0i8(i64 16, i8* %0)
store <4 x i32> <i32 1, i32 2, i32 3, i32 4>, <4 x i32>* %a, align 32
call void @test1(<4 x i32>* %a)
%1 = load <4 x i32>, <4 x i32>* %a, align 32
%vecext = extractelement <4 x i32> %1, i32 0
%2 = bitcast <4 x i32>* %a to i8*
call void @llvm.lifetime.end.p0i8(i64 16, i8* %2)
ret i32 %vecext
}
@Arr1 = dso_local global [64 x i8] zeroinitializer, align 1
define dso_local void @test_Array() nounwind {
; CHECK-OPT-LABEL: @test_Array(
; CHECK-OPT-NEXT: entry:
; CHECK-OPT-NEXT: %Arr2 = alloca [64 x i16], align 2
; CHECK-OPT: store <16 x i16> [[TMP0:%.*]], <16 x i16>* [[TMP0:%.*]], align 2
entry:
%Arr2 = alloca [64 x i16], align 2
%i = alloca i32, align 4
%0 = bitcast [64 x i16]* %Arr2 to i8*
call void @llvm.lifetime.start.p0i8(i64 128, i8* %0)
%1 = bitcast i32* %i to i8*
call void @llvm.lifetime.start.p0i8(i64 4, i8* %1)
store i32 0, i32* %i, align 4
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%2 = load i32, i32* %i, align 4
%cmp = icmp slt i32 %2, 64
br i1 %cmp, label %for.body, label %for.cond.cleanup
for.cond.cleanup: ; preds = %for.cond
%3 = bitcast i32* %i to i8*
call void @llvm.lifetime.end.p0i8(i64 4, i8* %3)
br label %for.end
for.body: ; preds = %for.cond
%4 = load i32, i32* %i, align 4
%idxprom = sext i32 %4 to i64
%arrayidx = getelementptr inbounds [64 x i8], [64 x i8]* @Arr1, i64 0, i64 %idxprom
%5 = load i8, i8* %arrayidx, align 1
%conv = zext i8 %5 to i16
%6 = load i32, i32* %i, align 4
%idxprom1 = sext i32 %6 to i64
%arrayidx2 = getelementptr inbounds [64 x i16], [64 x i16]* %Arr2, i64 0, i64 %idxprom1
store i16 %conv, i16* %arrayidx2, align 2
br label %for.inc
for.inc: ; preds = %for.body
%7 = load i32, i32* %i, align 4
%inc = add nsw i32 %7, 1
store i32 %inc, i32* %i, align 4
br label %for.cond
for.end: ; preds = %for.cond.cleanup
%arraydecay = getelementptr inbounds [64 x i16], [64 x i16]* %Arr2, i64 0, i64 0
call void @test_arr(i16* %arraydecay)
%8 = bitcast [64 x i16]* %Arr2 to i8*
call void @llvm.lifetime.end.p0i8(i64 128, i8* %8)
ret void
}
declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) nounwind
declare void @test(<8 x i32>*) nounwind
declare void @test1(<4 x i32>*) nounwind
declare void @test_arr(i16*)
declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) nounwind