| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2 |
| ; RUN: opt -S -loop-reduce %s | FileCheck --check-prefixes=LEGACYPM %s |
| ; RUN: opt -S -passes=loop-reduce %s | FileCheck --check-prefixes=NEWPM %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define void @function_0(i32 %val_i32_8, i32 %val_i32_9) { |
| ; LEGACYPM-LABEL: define void @function_0 |
| ; LEGACYPM-SAME: (i32 [[VAL_I32_8:%.*]], i32 [[VAL_I32_9:%.*]]) { |
| ; LEGACYPM-NEXT: [[VAL_I1_22:%.*]] = trunc i8 -66 to i1 |
| ; LEGACYPM-NEXT: br i1 [[VAL_I1_22]], label [[BB_2_PREHEADER:%.*]], label [[BB_2_PREHEADER]] |
| ; LEGACYPM: bb_2.preheader: |
| ; LEGACYPM-NEXT: br label [[BB_2:%.*]] |
| ; LEGACYPM: bb_2: |
| ; LEGACYPM-NEXT: br label [[PRHDR_LOOP_3:%.*]] |
| ; LEGACYPM: prhdr_loop_3: |
| ; LEGACYPM-NEXT: br label [[LOOP_4:%.*]] |
| ; LEGACYPM: loop_4: |
| ; LEGACYPM-NEXT: [[LSR_IV:%.*]] = phi i32 [ [[LSR_IV_NEXT:%.*]], [[BE_6:%.*]] ], [ 7851, [[PRHDR_LOOP_3]] ] |
| ; LEGACYPM-NEXT: br i1 [[VAL_I1_22]], label [[BE_6]], label [[LOOP_EXIT_7SPLIT:%.*]] |
| ; LEGACYPM: bb_5: |
| ; LEGACYPM-NEXT: [[VAL_I32_40:%.*]] = mul i32 [[VAL_I32_9]], [[VAL_I32_24_LCSSA:%.*]] |
| ; LEGACYPM-NEXT: br label [[BB_2]] |
| ; LEGACYPM: be_6: |
| ; LEGACYPM-NEXT: [[LSR_IV_NEXT]] = add i32 [[LSR_IV]], 1 |
| ; LEGACYPM-NEXT: br i1 [[VAL_I1_22]], label [[LOOP_4]], label [[BE_6_LOOP_EXIT_7_CRIT_EDGE:%.*]] |
| ; LEGACYPM: loop_exit_7split: |
| ; LEGACYPM-NEXT: [[LSR_IV_LCSSA:%.*]] = phi i32 [ [[LSR_IV]], [[LOOP_4]] ] |
| ; LEGACYPM-NEXT: br label [[LOOP_EXIT_7:%.*]] |
| ; LEGACYPM: be_6.loop_exit_7_crit_edge: |
| ; LEGACYPM-NEXT: [[LSR_IV_LCSSA1:%.*]] = phi i32 [ [[LSR_IV]], [[BE_6]] ] |
| ; LEGACYPM-NEXT: br label [[LOOP_EXIT_7]] |
| ; LEGACYPM: loop_exit_7: |
| ; LEGACYPM-NEXT: [[VAL_I32_24_LCSSA]] = phi i32 [ [[LSR_IV_LCSSA1]], [[BE_6_LOOP_EXIT_7_CRIT_EDGE]] ], [ [[LSR_IV_LCSSA]], [[LOOP_EXIT_7SPLIT]] ] |
| ; LEGACYPM-NEXT: br label [[BB_5:%.*]] |
| ; |
| ; NEWPM-LABEL: define void @function_0 |
| ; NEWPM-SAME: (i32 [[VAL_I32_8:%.*]], i32 [[VAL_I32_9:%.*]]) { |
| ; NEWPM-NEXT: [[VAL_I1_22:%.*]] = trunc i8 -66 to i1 |
| ; NEWPM-NEXT: br i1 [[VAL_I1_22]], label [[BB_2_PREHEADER:%.*]], label [[BB_2_PREHEADER]] |
| ; NEWPM: bb_2.preheader: |
| ; NEWPM-NEXT: br label [[BB_2:%.*]] |
| ; NEWPM: bb_2: |
| ; NEWPM-NEXT: br label [[PRHDR_LOOP_3:%.*]] |
| ; NEWPM: prhdr_loop_3: |
| ; NEWPM-NEXT: br label [[LOOP_4:%.*]] |
| ; NEWPM: loop_4: |
| ; NEWPM-NEXT: [[LSR_IV:%.*]] = phi i32 [ [[LSR_IV_NEXT:%.*]], [[BE_6:%.*]] ], [ 7851, [[PRHDR_LOOP_3]] ] |
| ; NEWPM-NEXT: br i1 [[VAL_I1_22]], label [[BE_6]], label [[LOOP_EXIT_7SPLIT:%.*]] |
| ; NEWPM: bb_5: |
| ; NEWPM-NEXT: [[VAL_I32_40:%.*]] = mul i32 [[VAL_I32_9]], [[VAL_I32_24_LCSSA:%.*]] |
| ; NEWPM-NEXT: br label [[BB_2]] |
| ; NEWPM: be_6: |
| ; NEWPM-NEXT: [[LSR_IV_NEXT]] = add i32 [[LSR_IV]], 1 |
| ; NEWPM-NEXT: br i1 [[VAL_I1_22]], label [[LOOP_4]], label [[BE_6_LOOP_EXIT_7_CRIT_EDGE:%.*]] |
| ; NEWPM: loop_exit_7split: |
| ; NEWPM-NEXT: [[LSR_IV_LCSSA:%.*]] = phi i32 [ [[LSR_IV]], [[LOOP_4]] ] |
| ; NEWPM-NEXT: br label [[LOOP_EXIT_7:%.*]] |
| ; NEWPM: be_6.loop_exit_7_crit_edge: |
| ; NEWPM-NEXT: [[LSR_IV_LCSSA1:%.*]] = phi i32 [ [[LSR_IV]], [[BE_6]] ] |
| ; NEWPM-NEXT: br label [[LOOP_EXIT_7]] |
| ; NEWPM: loop_exit_7: |
| ; NEWPM-NEXT: [[VAL_I32_24_LCSSA]] = phi i32 [ [[LSR_IV_LCSSA1]], [[BE_6_LOOP_EXIT_7_CRIT_EDGE]] ], [ [[LSR_IV_LCSSA]], [[LOOP_EXIT_7SPLIT]] ] |
| ; NEWPM-NEXT: br label [[BB_5:%.*]] |
| ; |
| %val_i1_22 = trunc i8 -66 to i1 |
| br i1 %val_i1_22, label %bb_2, label %bb_2 |
| |
| bb_2: ; preds = %bb_5, %entry_1, %entry_1 |
| br label %prhdr_loop_3 |
| |
| prhdr_loop_3: ; preds = %bb_2 |
| br label %loop_4 |
| |
| loop_4: ; preds = %be_6, %prhdr_loop_3 |
| %loop_cnt_i32_11 = phi i32 [ 7850, %prhdr_loop_3 ], [ %val_i32_24, %be_6 ] |
| %val_i32_24 = add i32 %loop_cnt_i32_11, 1 |
| br i1 %val_i1_22, label %be_6, label %loop_exit_7 |
| |
| bb_5: ; preds = %loop_exit_7 |
| %val_i32_40 = mul i32 %val_i32_9, %val_i32_24.lcssa |
| br label %bb_2 |
| |
| be_6: ; preds = %loop_4 |
| br i1 %val_i1_22, label %loop_4, label %loop_exit_7 |
| |
| loop_exit_7: ; preds = %be_6, %loop_4 |
| %val_i32_24.lcssa = phi i32 [ %val_i32_24, %be_6 ], [ %val_i32_24, %loop_4 ] |
| br label %bb_5 |
| } |
