| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -mtriple=thumbv8.1m.main -mattr=+mve -S %s -o - | FileCheck %s --check-prefix=CHECK-MVE |
| ; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -mtriple=thumbv8.1m.main -S %s -o - | FileCheck %s --check-prefix=CHECK-NOMVE |
| |
| define i32 @speculate_vector_extract(i32 %d, <4 x i32> %v) { |
| ; CHECK-MVE-LABEL: @speculate_vector_extract( |
| ; CHECK-MVE-NEXT: entry: |
| ; CHECK-MVE-NEXT: [[CONV:%.*]] = insertelement <4 x i32> undef, i32 [[D:%.*]], i32 0 |
| ; CHECK-MVE-NEXT: [[CONV2:%.*]] = insertelement <4 x i32> [[CONV]], i32 [[D]], i32 1 |
| ; CHECK-MVE-NEXT: [[CONV3:%.*]] = insertelement <4 x i32> [[CONV2]], i32 [[D]], i32 2 |
| ; CHECK-MVE-NEXT: [[CONV4:%.*]] = insertelement <4 x i32> [[CONV3]], i32 [[D]], i32 3 |
| ; CHECK-MVE-NEXT: [[TMP6:%.*]] = add nsw <4 x i32> [[CONV4]], <i32 0, i32 -1, i32 -2, i32 -3> |
| ; CHECK-MVE-NEXT: [[CMP:%.*]] = icmp eq <4 x i32> [[TMP6]], zeroinitializer |
| ; CHECK-MVE-NEXT: [[CMP_EXT:%.*]] = sext <4 x i1> [[CMP]] to <4 x i32> |
| ; CHECK-MVE-NEXT: [[TMP8:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 0 |
| ; CHECK-MVE-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP8]], 0 |
| ; CHECK-MVE-NEXT: br i1 [[TOBOOL]], label [[COND_ELSE:%.*]], label [[COND_THEN:%.*]] |
| ; CHECK-MVE: cond.then: |
| ; CHECK-MVE-NEXT: [[TMP10:%.*]] = extractelement <4 x i32> [[V:%.*]], i32 0 |
| ; CHECK-MVE-NEXT: br label [[COND_END:%.*]] |
| ; CHECK-MVE: cond.else: |
| ; CHECK-MVE-NEXT: [[TMP12:%.*]] = extractelement <4 x i32> [[V]], i32 3 |
| ; CHECK-MVE-NEXT: br label [[COND_END]] |
| ; CHECK-MVE: cond.end: |
| ; CHECK-MVE-NEXT: [[COND:%.*]] = phi i32 [ [[TMP10]], [[COND_THEN]] ], [ [[TMP12]], [[COND_ELSE]] ] |
| ; CHECK-MVE-NEXT: [[TMP14:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 1 |
| ; CHECK-MVE-NEXT: [[TOBOOL15:%.*]] = icmp eq i32 [[TMP14]], 0 |
| ; CHECK-MVE-NEXT: [[TMP20:%.*]] = extractelement <4 x i32> [[V]], i32 1 |
| ; CHECK-MVE-NEXT: [[COND22:%.*]] = select i1 [[TOBOOL15]], i32 [[COND]], i32 [[TMP20]] |
| ; CHECK-MVE-NEXT: [[TMP24:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 2 |
| ; CHECK-MVE-NEXT: [[TOBOOL25:%.*]] = icmp eq i32 [[TMP24]], 0 |
| ; CHECK-MVE-NEXT: [[TMP30:%.*]] = extractelement <4 x i32> [[V]], i32 2 |
| ; CHECK-MVE-NEXT: [[COND32:%.*]] = select i1 [[TOBOOL25]], i32 [[COND22]], i32 [[TMP30]] |
| ; CHECK-MVE-NEXT: ret i32 [[COND32]] |
| ; |
| ; CHECK-NOMVE-LABEL: @speculate_vector_extract( |
| ; CHECK-NOMVE-NEXT: entry: |
| ; CHECK-NOMVE-NEXT: [[CONV:%.*]] = insertelement <4 x i32> undef, i32 [[D:%.*]], i32 0 |
| ; CHECK-NOMVE-NEXT: [[CONV2:%.*]] = insertelement <4 x i32> [[CONV]], i32 [[D]], i32 1 |
| ; CHECK-NOMVE-NEXT: [[CONV3:%.*]] = insertelement <4 x i32> [[CONV2]], i32 [[D]], i32 2 |
| ; CHECK-NOMVE-NEXT: [[CONV4:%.*]] = insertelement <4 x i32> [[CONV3]], i32 [[D]], i32 3 |
| ; CHECK-NOMVE-NEXT: [[TMP6:%.*]] = add nsw <4 x i32> [[CONV4]], <i32 0, i32 -1, i32 -2, i32 -3> |
| ; CHECK-NOMVE-NEXT: [[CMP:%.*]] = icmp eq <4 x i32> [[TMP6]], zeroinitializer |
| ; CHECK-NOMVE-NEXT: [[CMP_EXT:%.*]] = sext <4 x i1> [[CMP]] to <4 x i32> |
| ; CHECK-NOMVE-NEXT: [[TMP8:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 0 |
| ; CHECK-NOMVE-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP8]], 0 |
| ; CHECK-NOMVE-NEXT: [[TMP10:%.*]] = extractelement <4 x i32> [[V:%.*]], i32 0 |
| ; CHECK-NOMVE-NEXT: [[TMP12:%.*]] = extractelement <4 x i32> [[V]], i32 3 |
| ; CHECK-NOMVE-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], i32 [[TMP12]], i32 [[TMP10]] |
| ; CHECK-NOMVE-NEXT: [[TMP14:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 1 |
| ; CHECK-NOMVE-NEXT: [[TOBOOL15:%.*]] = icmp eq i32 [[TMP14]], 0 |
| ; CHECK-NOMVE-NEXT: [[TMP20:%.*]] = extractelement <4 x i32> [[V]], i32 1 |
| ; CHECK-NOMVE-NEXT: [[COND22:%.*]] = select i1 [[TOBOOL15]], i32 [[COND]], i32 [[TMP20]] |
| ; CHECK-NOMVE-NEXT: [[TMP24:%.*]] = extractelement <4 x i32> [[CMP_EXT]], i32 2 |
| ; CHECK-NOMVE-NEXT: [[TOBOOL25:%.*]] = icmp eq i32 [[TMP24]], 0 |
| ; CHECK-NOMVE-NEXT: [[TMP30:%.*]] = extractelement <4 x i32> [[V]], i32 2 |
| ; CHECK-NOMVE-NEXT: [[COND32:%.*]] = select i1 [[TOBOOL25]], i32 [[COND22]], i32 [[TMP30]] |
| ; CHECK-NOMVE-NEXT: ret i32 [[COND32]] |
| ; |
| entry: |
| %conv = insertelement <4 x i32> undef, i32 %d, i32 0 |
| %conv2 = insertelement <4 x i32> %conv, i32 %d, i32 1 |
| %conv3 = insertelement <4 x i32> %conv2, i32 %d, i32 2 |
| %conv4 = insertelement <4 x i32> %conv3, i32 %d, i32 3 |
| %tmp6 = add nsw <4 x i32> %conv4, <i32 0, i32 -1, i32 -2, i32 -3> |
| %cmp = icmp eq <4 x i32> %tmp6, zeroinitializer |
| %cmp.ext = sext <4 x i1> %cmp to <4 x i32> |
| %tmp8 = extractelement <4 x i32> %cmp.ext, i32 0 |
| %tobool = icmp eq i32 %tmp8, 0 |
| br i1 %tobool, label %cond.else, label %cond.then |
| |
| return: ; preds = %cond.end28 |
| ret i32 %cond32 |
| |
| cond.then: ; preds = %entry |
| %tmp10 = extractelement <4 x i32> %v, i32 0 |
| br label %cond.end |
| |
| cond.else: ; preds = %entry |
| %tmp12 = extractelement <4 x i32> %v, i32 3 |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.else, %cond.then |
| %cond = phi i32 [ %tmp10, %cond.then ], [ %tmp12, %cond.else ] |
| %tmp14 = extractelement <4 x i32> %cmp.ext, i32 1 |
| %tobool15 = icmp eq i32 %tmp14, 0 |
| br i1 %tobool15, label %cond.else17, label %cond.then16 |
| |
| cond.then16: ; preds = %cond.end |
| %tmp20 = extractelement <4 x i32> %v, i32 1 |
| br label %cond.end18 |
| |
| cond.else17: ; preds = %cond.end |
| br label %cond.end18 |
| |
| cond.end18: ; preds = %cond.else17, %cond.then16 |
| %cond22 = phi i32 [ %tmp20, %cond.then16 ], [ %cond, %cond.else17 ] |
| %tmp24 = extractelement <4 x i32> %cmp.ext, i32 2 |
| %tobool25 = icmp eq i32 %tmp24, 0 |
| br i1 %tobool25, label %cond.else27, label %cond.then26 |
| |
| cond.then26: ; preds = %cond.end18 |
| %tmp30 = extractelement <4 x i32> %v, i32 2 |
| br label %cond.end28 |
| |
| cond.else27: ; preds = %cond.end18 |
| br label %cond.end28 |
| |
| cond.end28: ; preds = %cond.else27, %cond.then26 |
| %cond32 = phi i32 [ %tmp30, %cond.then26 ], [ %cond22, %cond.else27 ] |
| br label %return |
| } |
