| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| define i32 @sterix(i32, i8, i64) { |
| ; CHECK-LABEL: @sterix( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CONV:%.*]] = zext i32 [[TMP0:%.*]] to i64 |
| ; CHECK-NEXT: [[CONV1:%.*]] = sext i8 [[TMP1:%.*]] to i32 |
| ; CHECK-NEXT: [[MUL:%.*]] = mul i32 [[CONV1]], 1945964878 |
| ; CHECK-NEXT: [[SH_PROM:%.*]] = trunc i64 [[TMP2:%.*]] to i32 |
| ; CHECK-NEXT: [[SHR:%.*]] = lshr i32 [[MUL]], [[SH_PROM]] |
| ; CHECK-NEXT: [[CONV2:%.*]] = zext i32 [[SHR]] to i64 |
| ; CHECK-NEXT: [[MUL3:%.*]] = mul nuw nsw i64 [[CONV]], [[CONV2]] |
| ; CHECK-NEXT: [[CONV6:%.*]] = and i64 [[MUL3]], 4294967295 |
| ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[CONV6]], [[MUL3]] |
| ; CHECK-NEXT: br i1 [[TOBOOL]], label [[LOR_RHS:%.*]], label [[LOR_END:%.*]] |
| ; CHECK: lor.rhs: |
| ; CHECK-NEXT: [[AND:%.*]] = and i64 [[MUL3]], [[TMP2]] |
| ; CHECK-NEXT: [[CONV4:%.*]] = trunc i64 [[AND]] to i32 |
| ; CHECK-NEXT: [[TOBOOL7:%.*]] = icmp eq i32 [[CONV4]], 0 |
| ; CHECK-NEXT: [[PHITMP:%.*]] = zext i1 [[TOBOOL7]] to i32 |
| ; CHECK-NEXT: br label [[LOR_END]] |
| ; CHECK: lor.end: |
| ; CHECK-NEXT: [[TMP3:%.*]] = phi i32 [ 1, [[ENTRY:%.*]] ], [ [[PHITMP]], [[LOR_RHS]] ] |
| ; CHECK-NEXT: ret i32 [[TMP3]] |
| ; |
| entry: |
| %conv = zext i32 %0 to i64 |
| %conv1 = sext i8 %1 to i32 |
| %mul = mul i32 %conv1, 1945964878 |
| %sh_prom = trunc i64 %2 to i32 |
| %shr = lshr i32 %mul, %sh_prom |
| %conv2 = zext i32 %shr to i64 |
| %mul3 = mul nuw nsw i64 %conv, %conv2 |
| %conv6 = and i64 %mul3, 4294967295 |
| %tobool = icmp ne i64 %conv6, %mul3 |
| br i1 %tobool, label %lor.end, label %lor.rhs |
| |
| lor.rhs: |
| %and = and i64 %2, %mul3 |
| %conv4 = trunc i64 %and to i32 |
| %tobool7 = icmp ne i32 %conv4, 0 |
| %lnot = xor i1 %tobool7, true |
| br label %lor.end |
| |
| lor.end: |
| %3 = phi i1 [ true, %entry ], [ %lnot, %lor.rhs ] |
| %conv8 = zext i1 %3 to i32 |
| ret i32 %conv8 |
| } |
| |
