124 lines
2.9 KiB
LLVM
124 lines
2.9 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-aix \
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; RUN: -mcpu=pwr7 < %s | FileCheck %s
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declare i32 @llvm.ppc.mfspr.i32(i32 immarg)
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declare void @llvm.ppc.mtspr.i32(i32 immarg, i32)
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@ula = external dso_local global i32, align 4
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define dso_local i32 @test_mfxer() {
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; CHECK-LABEL: test_mfxer:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mfxer 3
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; CHECK-NEXT: blr
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entry:
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%0 = call i32 @llvm.ppc.mfspr.i32(i32 1)
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ret i32 %0
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}
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define dso_local i32 @test_mflr() {
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; CHECK-LABEL: test_mflr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mfspr 3, 8
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; CHECK-NEXT: blr
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entry:
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%0 = call i32 @llvm.ppc.mfspr.i32(i32 8)
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ret i32 %0
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}
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define dso_local i32 @test_mfctr() {
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; CHECK-LABEL: test_mfctr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mfspr 3, 9
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; CHECK-NEXT: blr
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entry:
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%0 = call i32 @llvm.ppc.mfspr.i32(i32 9)
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ret i32 %0
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}
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define dso_local i32 @test_mfppr() {
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; CHECK-LABEL: test_mfppr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mfspr 3, 896
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; CHECK-NEXT: blr
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entry:
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%0 = call i32 @llvm.ppc.mfspr.i32(i32 896)
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ret i32 %0
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}
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define dso_local i32 @test_mfppr32() {
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; CHECK-LABEL: test_mfppr32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mfspr 3, 898
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; CHECK-NEXT: blr
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entry:
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%0 = call i32 @llvm.ppc.mfspr.i32(i32 898)
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ret i32 %0
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}
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define dso_local void @test_mtxer() {
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; CHECK-LABEL: test_mtxer:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lwz 3, L..C0(2) # @ula
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; CHECK-NEXT: lwz 3, 0(3)
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; CHECK-NEXT: mtxer 3
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; CHECK-NEXT: blr
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entry:
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%0 = load i32, ptr @ula, align 8
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tail call void @llvm.ppc.mtspr.i32(i32 1, i32 %0)
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ret void
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}
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define dso_local void @test_mtlr() {
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; CHECK-LABEL: test_mtlr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lwz 3, L..C0(2) # @ula
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; CHECK-NEXT: lwz 3, 0(3)
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; CHECK-NEXT: mtspr 8, 3
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; CHECK-NEXT: blr
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entry:
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%0 = load i32, ptr @ula, align 8
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tail call void @llvm.ppc.mtspr.i32(i32 8, i32 %0)
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ret void
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}
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define dso_local void @test_mtctr() {
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; CHECK-LABEL: test_mtctr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lwz 3, L..C0(2) # @ula
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; CHECK-NEXT: lwz 3, 0(3)
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; CHECK-NEXT: mtspr 9, 3
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; CHECK-NEXT: blr
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entry:
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%0 = load i32, ptr @ula, align 8
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tail call void @llvm.ppc.mtspr.i32(i32 9, i32 %0)
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ret void
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}
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define dso_local void @test_mtppr() {
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; CHECK-LABEL: test_mtppr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lwz 3, L..C0(2) # @ula
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; CHECK-NEXT: lwz 3, 0(3)
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; CHECK-NEXT: mtspr 896, 3
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; CHECK-NEXT: blr
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entry:
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%0 = load i32, ptr @ula, align 8
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tail call void @llvm.ppc.mtspr.i32(i32 896, i32 %0)
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ret void
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}
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define dso_local void @test_mtppr32() {
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; CHECK-LABEL: test_mtppr32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lwz 3, L..C0(2) # @ula
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; CHECK-NEXT: lwz 3, 0(3)
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; CHECK-NEXT: mtspr 898, 3
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; CHECK-NEXT: blr
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entry:
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%0 = load i32, ptr @ula, align 8
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tail call void @llvm.ppc.mtspr.i32(i32 898, i32 %0)
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ret void
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}
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