vsxD-Form-spills.ll
2.87 KB
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 < %s | FileCheck -check-prefix=CHECK-PWR9 %s
define <4 x i32> @testSpill(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LABEL: testSpill:
; CHECK-DAG: li [[REG48:[0-9]+]], 48
; CHECK-DAG: li [[REG64:[0-9]+]], 64
; CHECK-DAG: li [[REG80:[0-9]+]], 80
; CHECK-DAG: li [[REG96:[0-9]+]], 96
; CHECK-DAG: stvx 28, 1, [[REG48]] # 16-byte Folded Spill
; CHECK-DAG: stvx 29, 1, [[REG64]] # 16-byte Folded Spill
; CHECK-DAG: stvx 30, 1, [[REG80]] # 16-byte Folded Spill
; CHECK-DAG: stvx 31, 1, [[REG96]] # 16-byte Folded Spill
; CHECK: .LBB0_3
; CHECK-DAG: li [[REG96_LD:[0-9]+]], 96
; CHECK-DAG: li [[REG80_LD:[0-9]+]], 80
; CHECK-DAG: li [[REG64_LD:[0-9]+]], 64
; CHECK-DAG: li [[REG48_LD:[0-9]+]], 48
; CHECK-DAG: lvx 31, 1, [[REG96_LD]] # 16-byte Folded Reload
; CHECK-DAG: lvx 30, 1, [[REG80_LD]] # 16-byte Folded Reload
; CHECK-DAG: lvx 29, 1, [[REG64_LD]] # 16-byte Folded Reload
; CHECK-DAG: lvx 28, 1, [[REG48_LD]] # 16-byte Folded Reload
; CHECK: mtlr 0
; CHECK-NEXT: blr
;
; CHECK-PWR9-LABEL: testSpill:
; CHECK-PWR9-DAG: stxv 62, 64(1) # 16-byte Folded Spill
; CHECK-PWR9-DAG: stxv 63, 80(1) # 16-byte Folded Spill
; CHECK-PWR9-DAG: stxv 60, 32(1) # 16-byte Folded Spill
; CHECK-PWR9-DAG: stxv 61, 48(1) # 16-byte Folded Spill
; CHECK-PWR9-NOT: NOT
; CHECK-PWR9-DAG: lxv 63, 80(1) # 16-byte Folded Reload
; CHECK-PWR9-DAG: lxv 62, 64(1) # 16-byte Folded Reload
; CHECK-PWR9-DAG: lxv 61, 48(1) # 16-byte Folded Reload
; CHECK-PWR9-DAG: lxv 60, 32(1) # 16-byte Folded Reload
; CHECK-PWR9: mtlr 0
; CHECK-PWR9-NEXT: blr
entry:
%0 = tail call i32 @llvm.ppc.altivec.vcmpgtsw.p(i32 2, <4 x i32> %a, <4 x i32> %b)
%tobool = icmp eq i32 %0, 0
br i1 %tobool, label %if.else, label %if.then
if.then: ; preds = %entry
%call = tail call <4 x i32> @test1(<4 x i32> %a, <4 x i32> %b)
br label %if.end
if.else: ; preds = %entry
%call1 = tail call <4 x i32> @test2(<4 x i32> %b, <4 x i32> %a)
br label %if.end
if.end: ; preds = %if.else, %if.then
%c.0.in = phi <4 x i32> [ %call, %if.then ], [ %call1, %if.else ]
%call3 = tail call <4 x i32> @test1(<4 x i32> %b, <4 x i32> %a)
%call5 = tail call <4 x i32> @test2(<4 x i32> %a, <4 x i32> %b)
%add4 = add <4 x i32> %a, <i32 0, i32 0, i32 2, i32 2>
%add6 = add <4 x i32> %add4, %c.0.in
%c.0 = add <4 x i32> %add6, %call3
%add7 = add <4 x i32> %c.0, %call5
ret <4 x i32> %add7
}
; Function Attrs: nounwind readnone
declare i32 @llvm.ppc.altivec.vcmpgtsw.p(i32, <4 x i32>, <4 x i32>)
declare <4 x i32> @test1(<4 x i32>, <4 x i32>)
declare <4 x i32> @test2(<4 x i32>, <4 x i32>)