diff options
Diffstat (limited to 'llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll')
| -rw-r--r-- | llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll b/llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll index 06721e70e58..8dd403b7cb8 100644 --- a/llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll +++ b/llvm/test/CodeGen/AArch64/arm64-ldr-merge.ll @@ -60,3 +60,259 @@ define i16 @Ldrh_4_merge(i16* nocapture readonly %P) { %add14 = sub nuw nsw i16 %add9, %l3 ret i16 %add14 } + +; CHECK-LABEL: Ldrsh_merge +; CHECK: ldr [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: asr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; CHECK-DAG: sxth [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] + +define i32 @Ldrsh_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 4 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 5 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = sext i16 %tmp to i32 + %sexttmp1 = sext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp1, %sexttmp + ret i32 %add +} + +; CHECK-LABEL: Ldrsh_zsext_merge +; CHECK: ldr [[NEW_DEST:w[0-9]+]] +; LE-DAG: and [[LO_PART:w[0-9]+]], [[NEW_DEST]], #0xffff +; LE-DAG: asr [[HI_PART:w[0-9]+]], [[NEW_DEST]], #16 +; BE-DAG: sxth [[LO_PART:w[0-9]+]], [[NEW_DEST]] +; BE-DAG: lsr [[HI_PART:w[0-9]+]], [[NEW_DEST]], #16 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrsh_zsext_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 4 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 5 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = zext i16 %tmp to i32 + %sexttmp1 = sext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldrsh_szext_merge +; CHECK: ldr [[NEW_DEST:w[0-9]+]] +; LE-DAG: sxth [[LO_PART:w[0-9]+]], [[NEW_DEST]] +; LE-DAG: lsr [[HI_PART:w[0-9]+]], [[NEW_DEST]], #16 +; BE-DAG: and [[LO_PART:w[0-9]+]], [[NEW_DEST]], #0xffff +; BE-DAG: asr [[HI_PART:w[0-9]+]], [[NEW_DEST]], #16 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrsh_szext_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 4 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 5 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = sext i16 %tmp to i32 + %sexttmp1 = zext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldrb_merge +; CHECK: ldrh [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: and [[LO_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; CHECK-DAG: ubfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrb_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 2 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 3 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = zext i8 %tmp to i32 + %sexttmp1 = zext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldrsb_merge +; CHECK: ldrh [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: sxtb [[LO_PART:w[0-9]+]], [[NEW_DEST]] +; CHECK-DAG: sbfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrsb_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 2 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 3 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = sext i8 %tmp to i32 + %sexttmp1 = sext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldrsb_zsext_merge +; CHECK: ldrh [[NEW_DEST:w[0-9]+]] +; LE-DAG: and [[LO_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; LE-DAG: sbfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; BE-DAG: sxtb [[LO_PART:w[0-9]+]], [[NEW_DEST]] +; BE-DAG: ubfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrsb_zsext_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 2 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 3 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = zext i8 %tmp to i32 + %sexttmp1 = sext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldrsb_szext_merge +; CHECK: ldrh [[NEW_DEST:w[0-9]+]] +; LE-DAG: sxtb [[LO_PART:w[0-9]+]], [[NEW_DEST]] +; LE-DAG: ubfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; BE-DAG: and [[LO_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; BE-DAG: sbfx [[HI_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldrsb_szext_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 2 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 3 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = sext i8 %tmp to i32 + %sexttmp1 = zext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursh_merge +; CHECK: ldur [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: asr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; CHECK-DAG: sxth [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursh_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 -1 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 -2 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = sext i16 %tmp to i32 + %sexttmp1 = sext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursh_zsext_merge +; CHECK: ldur [[NEW_DEST:w[0-9]+]] +; LE-DAG: lsr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; LE-DAG: sxth [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; BE-DAG: asr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; BE-DAG: and [[HI_PART:w[0-9]+]], [[NEW_DEST]], #0xffff +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursh_zsext_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 -1 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 -2 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = zext i16 %tmp to i32 + %sexttmp1 = sext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursh_szext_merge +; CHECK: ldur [[NEW_DEST:w[0-9]+]] +; LE-DAG: asr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; LE-DAG: and [[HI_PART:w[0-9]+]], [[NEW_DEST]], #0xffff +; BE-DAG: lsr [[LO_PART:w[0-9]+]], [[NEW_DEST]], #16 +; BE-DAG: sxth [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursh_szext_merge(i16* %p) nounwind { + %add.ptr0 = getelementptr inbounds i16, i16* %p, i64 -1 + %tmp = load i16, i16* %add.ptr0 + %add.ptr = getelementptr inbounds i16, i16* %p, i64 -2 + %tmp1 = load i16, i16* %add.ptr + %sexttmp = sext i16 %tmp to i32 + %sexttmp1 = zext i16 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldurb_merge +; CHECK: ldurh [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: ubfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; CHECK-DAG: and [[HI_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldurb_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 -1 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 -2 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = zext i8 %tmp to i32 + %sexttmp1 = zext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursb_merge +; CHECK: ldurh [[NEW_DEST:w[0-9]+]] +; CHECK-DAG: sbfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; CHECK-DAG: sxtb [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursb_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 -1 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 -2 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = sext i8 %tmp to i32 + %sexttmp1 = sext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursb_zsext_merge +; CHECK: ldurh [[NEW_DEST:w[0-9]+]] +; LE-DAG: ubfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE-DAG: sxtb [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; BE-DAG: sbfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; BE-DAG: and [[HI_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursb_zsext_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 -1 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 -2 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = zext i8 %tmp to i32 + %sexttmp1 = sext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + +; CHECK-LABEL: Ldursb_szext_merge +; CHECK: ldurh [[NEW_DEST:w[0-9]+]] +; LE-DAG: sbfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; LE-DAG: and [[HI_PART:w[0-9]+]], [[NEW_DEST]], #0xff +; BE-DAG: ubfx [[LO_PART:w[0-9]+]], [[NEW_DEST]], #8, #8 +; BE-DAG: sxtb [[HI_PART:w[0-9]+]], [[NEW_DEST]] +; LE: sub {{w[0-9]+}}, [[LO_PART]], [[HI_PART]] +; BE: sub {{w[0-9]+}}, [[HI_PART]], [[LO_PART]] +define i32 @Ldursb_szext_merge(i8* %p) nounwind { + %add.ptr0 = getelementptr inbounds i8, i8* %p, i64 -1 + %tmp = load i8, i8* %add.ptr0 + %add.ptr = getelementptr inbounds i8, i8* %p, i64 -2 + %tmp1 = load i8, i8* %add.ptr + %sexttmp = sext i8 %tmp to i32 + %sexttmp1 = zext i8 %tmp1 to i32 + %add = sub nsw i32 %sexttmp, %sexttmp1 + ret i32 %add +} + |
