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https://github.com/RPCS3/llvm-mirror.git
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9cf690a8ba
Disable Condbr_merge pass for now due to PR39658. Will reenable the pass once the bug is fixed. llvm-svn: 347079
179 lines
3.8 KiB
LLVM
179 lines
3.8 KiB
LLVM
; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=sandybridge %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=ivybridge %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=haswell %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=broadwell %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=skylake %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu -mcpu=skx %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=MERGE
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; RUN: llc -x86-condbr-folding=true -mtriple=x86_64-linux-gnu %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=NOTMERGE
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define i32 @length2_1(i32) {
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%2 = icmp slt i32 %0, 3
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br i1 %2, label %3, label %5
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; <label>:3:
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%4 = tail call i32 (...) @f1()
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br label %13
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; <label>:5:
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%6 = icmp slt i32 %0, 40
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br i1 %6, label %7, label %13
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; <label>:7:
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%8 = icmp eq i32 %0, 3
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br i1 %8, label %9, label %11
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; <label>:9:
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%10 = tail call i32 (...) @f2()
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br label %11
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; <label>:11:
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%12 = tail call i32 (...) @f3() #2
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br label %13
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; <label>:13:
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ret i32 0
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}
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; MERGE-LABEL: length2_1
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; MERGE: cmpl $3
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; MERGE-NEXT: jg
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; MERGE-NEXT: jge
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; NOTMERGE-LABEL: length2_1
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; NOTMERGE: cmpl $2
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; NOTMERGE-NEXT: jg
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define i32 @length2_2(i32) {
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%2 = icmp sle i32 %0, 2
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br i1 %2, label %3, label %5
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; <label>:3:
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%4 = tail call i32 (...) @f1()
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br label %13
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; <label>:5:
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%6 = icmp slt i32 %0, 40
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br i1 %6, label %7, label %13
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; <label>:7:
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%8 = icmp eq i32 %0, 3
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br i1 %8, label %9, label %11
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; <label>:9:
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%10 = tail call i32 (...) @f2()
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br label %11
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; <label>:11:
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%12 = tail call i32 (...) @f3() #2
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br label %13
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; <label>:13:
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ret i32 0
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}
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; MERGE-LABEL: length2_2
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; MERGE: cmpl $3
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; MERGE-NEXT: jg
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; MERGE-NEXT: jge
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; NOTMERGE-LABEL: length2_2
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; NOTMERGE: cmpl $2
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; NOTMERGE-NEXT: jg
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define i32 @length2_3(i32) {
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%2 = icmp sgt i32 %0, 3
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br i1 %2, label %3, label %5
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; <label>:3:
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%4 = tail call i32 (...) @f1()
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br label %13
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; <label>:5:
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%6 = icmp sgt i32 %0, -40
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br i1 %6, label %7, label %13
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; <label>:7:
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%8 = icmp eq i32 %0, 3
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br i1 %8, label %9, label %11
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; <label>:9:
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%10 = tail call i32 (...) @f2()
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br label %11
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; <label>:11:
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%12 = tail call i32 (...) @f3() #2
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br label %13
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; <label>:13:
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ret i32 0
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}
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; MERGE-LABEL: length2_3
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; MERGE: cmpl $3
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; MERGE-NEXT: jl
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; MERGE-NEXT: jle
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; NOTMERGE-LABEL: length2_3
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; NOTMERGE: cmpl $4
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; NOTMERGE-NEXT: jl
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define i32 @length2_4(i32) {
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%2 = icmp sge i32 %0, 4
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br i1 %2, label %3, label %5
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; <label>:3:
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%4 = tail call i32 (...) @f1()
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br label %13
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; <label>:5:
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%6 = icmp sgt i32 %0, -40
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br i1 %6, label %7, label %13
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; <label>:7:
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%8 = icmp eq i32 %0, 3
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br i1 %8, label %9, label %11
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; <label>:9:
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%10 = tail call i32 (...) @f2()
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br label %11
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; <label>:11:
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%12 = tail call i32 (...) @f3() #2
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br label %13
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; <label>:13:
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ret i32 0
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}
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; MERGE-LABEL: length2_4
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; MERGE: cmpl $3
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; MERGE-NEXT: jl
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; MERGE-NEXT: jle
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; NOTMERGE-LABEL: length2_4
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; NOTMERGE: cmpl $4
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; NOTMERGE-NEXT: jl
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declare i32 @f1(...)
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declare i32 @f2(...)
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declare i32 @f3(...)
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define i32 @length1_1(i32) {
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%2 = icmp sgt i32 %0, 5
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br i1 %2, label %3, label %5
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; <label>:3:
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%4 = tail call i32 (...) @f1()
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br label %9
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; <label>:5:
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%6 = icmp eq i32 %0, 5
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br i1 %6, label %7, label %9
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; <label>:7:
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%8 = tail call i32 (...) @f2()
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br label %9
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; <label>:9:
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ret i32 0
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}
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; MERGE-LABEL: length1_1
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; MERGE: cmpl $5
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; MERGE-NEXT: jl
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; MERGE-NEXT: jle
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; NOTMERGE-LABEL: length1_1
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; NOTMERGE: cmpl $6
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; NOTMERGE-NEXT: jl
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