forked from OSchip/llvm-project
[NFC][Regalloc] Add testcases for D66576
llvm-svn: 369877
This commit is contained in:
Zi Xuan Wu
parent
1ec3ad9ed8
commit
e18aa1e0a2
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@ -0,0 +1,224 @@
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=aarch64-unknown-linux < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mtriple=arm64-apple-ios < %s | FileCheck %s --check-prefix=CHECK-APPLE
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; Check CSR split can work properly for tests below.
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@a = common dso_local local_unnamed_addr global i32 0, align 4
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define dso_local signext i32 @test1(i32* %b) local_unnamed_addr {
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; CHECK-LABEL: test1:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, a
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; CHECK-NEXT: ldrsw x8, [x8, :lo12:a]
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; CHECK-NEXT: cmp x8, x0
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; CHECK-NEXT: b.eq .LBB0_2
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; CHECK-NEXT: // %bb.1: // %if.end
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB0_2: // %if.then
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; CHECK-NEXT: mov x19, x0
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; CHECK-NEXT: bl callVoid
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; CHECK-NEXT: mov x0, x19
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: b callNonVoid
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;
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; CHECK-APPLE-LABEL: test1:
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; CHECK-APPLE: ; %bb.0: ; %entry
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; CHECK-APPLE-NEXT: stp x20, x19, [sp, #-32]! ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: stp x29, x30, [sp, #16] ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: .cfi_def_cfa_offset 32
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; CHECK-APPLE-NEXT: .cfi_offset w30, -8
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; CHECK-APPLE-NEXT: .cfi_offset w29, -16
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; CHECK-APPLE-NEXT: .cfi_offset w19, -24
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; CHECK-APPLE-NEXT: .cfi_offset w20, -32
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; CHECK-APPLE-NEXT: Lloh0:
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; CHECK-APPLE-NEXT: adrp x8, _a@PAGE
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; CHECK-APPLE-NEXT: Lloh1:
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; CHECK-APPLE-NEXT: ldrsw x8, [x8, _a@PAGEOFF]
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; CHECK-APPLE-NEXT: cmp x8, x0
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; CHECK-APPLE-NEXT: b.eq LBB0_2
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; CHECK-APPLE-NEXT: ; %bb.1: ; %if.end
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; CHECK-APPLE-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: ldp x20, x19, [sp], #32 ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: ret
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; CHECK-APPLE-NEXT: LBB0_2: ; %if.then
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; CHECK-APPLE-NEXT: mov x19, x0
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; CHECK-APPLE-NEXT: bl _callVoid
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; CHECK-APPLE-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: mov x0, x19
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; CHECK-APPLE-NEXT: ldp x20, x19, [sp], #32 ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: b _callNonVoid
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; CHECK-APPLE-NEXT: .loh AdrpLdr Lloh0, Lloh1
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entry:
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%0 = load i32, i32* @a, align 4, !tbaa !2
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%conv = sext i32 %0 to i64
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%1 = inttoptr i64 %conv to i32*
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%cmp = icmp eq i32* %1, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
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%call2 = tail call signext i32 @callNonVoid(i32* %b)
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%retval.0 = phi i32 [ %call2, %if.then ], [ undef, %entry ]
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ret i32 %retval.0
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}
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declare signext i32 @callVoid(...) local_unnamed_addr
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declare signext i32 @callNonVoid(i32*) local_unnamed_addr
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define dso_local signext i32 @test2(i32* %p1) local_unnamed_addr {
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; CHECK-LABEL: test2:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: cbz x0, .LBB1_2
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; CHECK-NEXT: // %bb.1: // %if.end
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; CHECK-NEXT: adrp x8, a
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; CHECK-NEXT: ldrsw x8, [x8, :lo12:a]
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; CHECK-NEXT: mov x19, x0
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; CHECK-NEXT: cmp x8, x0
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; CHECK-NEXT: b.eq .LBB1_3
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; CHECK-NEXT: .LBB1_2: // %return
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; CHECK-NEXT: mov w0, wzr
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB1_3: // %if.then2
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; CHECK-NEXT: bl callVoid
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; CHECK-NEXT: mov x0, x19
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: b callNonVoid
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;
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; CHECK-APPLE-LABEL: test2:
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; CHECK-APPLE: ; %bb.0: ; %entry
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; CHECK-APPLE-NEXT: stp x20, x19, [sp, #-32]! ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: stp x29, x30, [sp, #16] ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: .cfi_def_cfa_offset 32
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; CHECK-APPLE-NEXT: .cfi_offset w30, -8
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; CHECK-APPLE-NEXT: .cfi_offset w29, -16
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; CHECK-APPLE-NEXT: .cfi_offset w19, -24
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; CHECK-APPLE-NEXT: .cfi_offset w20, -32
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; CHECK-APPLE-NEXT: cbz x0, LBB1_2
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; CHECK-APPLE-NEXT: ; %bb.1: ; %if.end
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; CHECK-APPLE-NEXT: Lloh2:
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; CHECK-APPLE-NEXT: adrp x8, _a@PAGE
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; CHECK-APPLE-NEXT: Lloh3:
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; CHECK-APPLE-NEXT: ldrsw x8, [x8, _a@PAGEOFF]
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; CHECK-APPLE-NEXT: mov x19, x0
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; CHECK-APPLE-NEXT: cmp x8, x0
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; CHECK-APPLE-NEXT: b.eq LBB1_3
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; CHECK-APPLE-NEXT: LBB1_2: ; %return
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; CHECK-APPLE-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: mov w0, wzr
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; CHECK-APPLE-NEXT: ldp x20, x19, [sp], #32 ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: ret
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; CHECK-APPLE-NEXT: LBB1_3: ; %if.then2
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; CHECK-APPLE-NEXT: bl _callVoid
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; CHECK-APPLE-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: mov x0, x19
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; CHECK-APPLE-NEXT: ldp x20, x19, [sp], #32 ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: b _callNonVoid
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; CHECK-APPLE-NEXT: .loh AdrpLdr Lloh2, Lloh3
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entry:
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%tobool = icmp eq i32* %p1, null
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br i1 %tobool, label %return, label %if.end
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if.end: ; preds = %entry
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%0 = load i32, i32* @a, align 4, !tbaa !2
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%conv = sext i32 %0 to i64
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%1 = inttoptr i64 %conv to i32*
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%cmp = icmp eq i32* %1, %p1
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br i1 %cmp, label %if.then2, label %return
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if.then2: ; preds = %if.end
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%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
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%call3 = tail call signext i32 @callNonVoid(i32* nonnull %p1)
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br label %return
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return: ; preds = %if.end, %entry, %if.then2
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%retval.0 = phi i32 [ %call3, %if.then2 ], [ 0, %entry ], [ 0, %if.end ]
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ret i32 %retval.0
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}
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define dso_local i8* @test3(i8** nocapture %p1, i8 zeroext %p2) local_unnamed_addr {
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; CHECK-LABEL: test3:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: str x30, [sp, #-32]! // 8-byte Folded Spill
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; CHECK-NEXT: stp x20, x19, [sp, #16] // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w20, -16
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; CHECK-NEXT: .cfi_offset w30, -32
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; CHECK-NEXT: ldr x19, [x0]
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; CHECK-NEXT: cbz x19, .LBB2_2
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; CHECK-NEXT: // %bb.1: // %land.rhs
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; CHECK-NEXT: mov x20, x0
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; CHECK-NEXT: mov x0, x19
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; CHECK-NEXT: bl bar
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; CHECK-NEXT: str x0, [x20]
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; CHECK-NEXT: .LBB2_2: // %land.end
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; CHECK-NEXT: mov x0, x19
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; CHECK-NEXT: ldp x20, x19, [sp, #16] // 16-byte Folded Reload
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; CHECK-NEXT: ldr x30, [sp], #32 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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;
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; CHECK-APPLE-LABEL: test3:
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; CHECK-APPLE: ; %bb.0: ; %entry
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; CHECK-APPLE-NEXT: stp x20, x19, [sp, #-32]! ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: stp x29, x30, [sp, #16] ; 16-byte Folded Spill
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; CHECK-APPLE-NEXT: .cfi_def_cfa_offset 32
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; CHECK-APPLE-NEXT: .cfi_offset w30, -8
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; CHECK-APPLE-NEXT: .cfi_offset w29, -16
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; CHECK-APPLE-NEXT: .cfi_offset w19, -24
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; CHECK-APPLE-NEXT: .cfi_offset w20, -32
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; CHECK-APPLE-NEXT: ldr x19, [x0]
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; CHECK-APPLE-NEXT: cbz x19, LBB2_2
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; CHECK-APPLE-NEXT: ; %bb.1: ; %land.rhs
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; CHECK-APPLE-NEXT: mov x20, x0
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; CHECK-APPLE-NEXT: mov x0, x19
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; CHECK-APPLE-NEXT: bl _bar
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; CHECK-APPLE-NEXT: str x0, [x20]
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; CHECK-APPLE-NEXT: LBB2_2: ; %land.end
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; CHECK-APPLE-NEXT: ldp x29, x30, [sp, #16] ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: mov x0, x19
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; CHECK-APPLE-NEXT: ldp x20, x19, [sp], #32 ; 16-byte Folded Reload
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; CHECK-APPLE-NEXT: ret
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entry:
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%0 = load i8*, i8** %p1, align 8, !tbaa !6
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%tobool = icmp eq i8* %0, null
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br i1 %tobool, label %land.end, label %land.rhs
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land.rhs: ; preds = %entry
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%call = tail call i8* @bar(i8* nonnull %0, i8 zeroext %p2)
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store i8* %call, i8** %p1, align 8, !tbaa !6
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br label %land.end
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land.end: ; preds = %entry, %land.rhs
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ret i8* %0
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}
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declare i8* @bar(i8*, i8 zeroext) local_unnamed_addr
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!"clang version 10.0.0 (trunk 367381) (llvm/trunk 367388)"}
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!2 = !{!3, !3, i64 0}
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!3 = !{!"int", !4, i64 0}
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!4 = !{!"omnipotent char", !5, i64 0}
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!5 = !{!"Simple C/C++ TBAA"}
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!6 = !{!7, !7, i64 0}
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!7 = !{!"any pointer", !4, i64 0}
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@ -0,0 +1,137 @@
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=arm-unknown-linux < %s | FileCheck %s
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; Check CSR split can work properly for tests below.
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@a = common dso_local local_unnamed_addr global i32 0, align 4
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define dso_local signext i32 @test1(i32* %b) local_unnamed_addr {
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; CHECK-LABEL: test1:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: push {r4, lr}
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; CHECK-NEXT: mov r4, r0
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; CHECK-NEXT: ldr r0, .LCPI0_0
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; CHECK-NEXT: ldr r0, [r0]
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; CHECK-NEXT: cmp r0, r4
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; CHECK-NEXT: popne {r4, lr}
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; CHECK-NEXT: movne pc, lr
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; CHECK-NEXT: bl callVoid
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; CHECK-NEXT: mov r0, r4
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; CHECK-NEXT: pop {r4, lr}
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; CHECK-NEXT: b callNonVoid
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; CHECK-NEXT: .p2align 2
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; CHECK-NEXT: @ %bb.1:
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; CHECK-NEXT: .LCPI0_0:
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; CHECK-NEXT: .long a
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entry:
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%0 = load i32, i32* @a, align 4, !tbaa !2
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%conv = sext i32 %0 to i64
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%1 = inttoptr i64 %conv to i32*
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%cmp = icmp eq i32* %1, %b
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
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%call2 = tail call signext i32 @callNonVoid(i32* %b)
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%retval.0 = phi i32 [ %call2, %if.then ], [ undef, %entry ]
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ret i32 %retval.0
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}
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declare signext i32 @callVoid(...) local_unnamed_addr
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declare signext i32 @callNonVoid(i32*) local_unnamed_addr
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define dso_local signext i32 @test2(i32* %p1) local_unnamed_addr {
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; CHECK-LABEL: test2:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: push {r4, lr}
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; CHECK-NEXT: cmp r0, #0
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; CHECK-NEXT: beq .LBB1_2
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; CHECK-NEXT: @ %bb.1: @ %if.end
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; CHECK-NEXT: mov r4, r0
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; CHECK-NEXT: ldr r0, .LCPI1_0
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; CHECK-NEXT: ldr r0, [r0]
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; CHECK-NEXT: cmp r0, r4
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; CHECK-NEXT: beq .LBB1_3
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; CHECK-NEXT: .LBB1_2: @ %return
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; CHECK-NEXT: mov r0, #0
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; CHECK-NEXT: pop {r4, lr}
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; CHECK-NEXT: mov pc, lr
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; CHECK-NEXT: .LBB1_3: @ %if.then2
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; CHECK-NEXT: bl callVoid
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; CHECK-NEXT: mov r0, r4
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; CHECK-NEXT: pop {r4, lr}
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; CHECK-NEXT: b callNonVoid
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; CHECK-NEXT: .p2align 2
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; CHECK-NEXT: @ %bb.4:
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; CHECK-NEXT: .LCPI1_0:
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; CHECK-NEXT: .long a
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entry:
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%tobool = icmp eq i32* %p1, null
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br i1 %tobool, label %return, label %if.end
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if.end: ; preds = %entry
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%0 = load i32, i32* @a, align 4, !tbaa !2
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%conv = sext i32 %0 to i64
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%1 = inttoptr i64 %conv to i32*
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%cmp = icmp eq i32* %1, %p1
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br i1 %cmp, label %if.then2, label %return
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if.then2: ; preds = %if.end
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%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
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%call3 = tail call signext i32 @callNonVoid(i32* nonnull %p1)
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br label %return
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return: ; preds = %if.end, %entry, %if.then2
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%retval.0 = phi i32 [ %call3, %if.then2 ], [ 0, %entry ], [ 0, %if.end ]
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ret i32 %retval.0
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}
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define dso_local i8* @test3(i8** nocapture %p1, i8 zeroext %p2) local_unnamed_addr {
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; CHECK-LABEL: test3:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: push {r4, r5, r11, lr}
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; CHECK-NEXT: ldr r4, [r0]
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; CHECK-NEXT: cmp r4, #0
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; CHECK-NEXT: beq .LBB2_2
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; CHECK-NEXT: @ %bb.1: @ %land.rhs
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; CHECK-NEXT: mov r5, r0
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; CHECK-NEXT: mov r0, r4
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; CHECK-NEXT: bl bar
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; CHECK-NEXT: str r0, [r5]
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; CHECK-NEXT: .LBB2_2: @ %land.end
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; CHECK-NEXT: mov r0, r4
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; CHECK-NEXT: pop {r4, r5, r11, lr}
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; CHECK-NEXT: mov pc, lr
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entry:
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%0 = load i8*, i8** %p1, align 8, !tbaa !6
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%tobool = icmp eq i8* %0, null
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br i1 %tobool, label %land.end, label %land.rhs
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land.rhs: ; preds = %entry
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%call = tail call i8* @bar(i8* nonnull %0, i8 zeroext %p2)
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store i8* %call, i8** %p1, align 8, !tbaa !6
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br label %land.end
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land.end: ; preds = %entry, %land.rhs
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ret i8* %0
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}
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declare i8* @bar(i8*, i8 zeroext) local_unnamed_addr
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!llvm.module.flags = !{!0}
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||||
!llvm.ident = !{!1}
|
||||
|
||||
!0 = !{i32 1, !"wchar_size", i32 4}
|
||||
!1 = !{!"clang version 10.0.0 (trunk 367381) (llvm/trunk 367388)"}
|
||||
!2 = !{!3, !3, i64 0}
|
||||
!3 = !{!"int", !4, i64 0}
|
||||
!4 = !{!"omnipotent char", !5, i64 0}
|
||||
!5 = !{!"Simple C/C++ TBAA"}
|
||||
!6 = !{!7, !7, i64 0}
|
||||
!7 = !{!"any pointer", !4, i64 0}
|
||||
|
|
@ -0,0 +1,263 @@
|
|||
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
||||
; RUN: llc -verify-machineinstrs -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names \
|
||||
; RUN: -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 < %s | FileCheck %s --check-prefix=CHECK-PWR9
|
||||
; RUN: llc -verify-machineinstrs -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names \
|
||||
; RUN: -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s
|
||||
|
||||
; Check CSR split can work properly for tests below.
|
||||
|
||||
@a = common dso_local local_unnamed_addr global i32 0, align 4
|
||||
|
||||
define dso_local signext i32 @test1(i32* %b) local_unnamed_addr {
|
||||
; CHECK-PWR9-LABEL: test1:
|
||||
; CHECK-PWR9: # %bb.0: # %entry
|
||||
; CHECK-PWR9-NEXT: mflr r0
|
||||
; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 48
|
||||
; CHECK-PWR9-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-PWR9-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill
|
||||
; CHECK-PWR9-NEXT: std r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: stdu r1, -48(r1)
|
||||
; CHECK-PWR9-NEXT: mr r30, r3
|
||||
; CHECK-PWR9-NEXT: addis r3, r2, a@toc@ha
|
||||
; CHECK-PWR9-NEXT: lwa r3, a@toc@l(r3)
|
||||
; CHECK-PWR9-NEXT: cmpld r3, r30
|
||||
; CHECK-PWR9-NEXT: # implicit-def: $r3
|
||||
; CHECK-PWR9-NEXT: bne cr0, .LBB0_2
|
||||
; CHECK-PWR9-NEXT: # %bb.1: # %if.then
|
||||
; CHECK-PWR9-NEXT: bl callVoid
|
||||
; CHECK-PWR9-NEXT: nop
|
||||
; CHECK-PWR9-NEXT: mr r3, r30
|
||||
; CHECK-PWR9-NEXT: bl callNonVoid
|
||||
; CHECK-PWR9-NEXT: nop
|
||||
; CHECK-PWR9-NEXT: .LBB0_2: # %if.end
|
||||
; CHECK-PWR9-NEXT: extsw r3, r3
|
||||
; CHECK-PWR9-NEXT: addi r1, r1, 48
|
||||
; CHECK-PWR9-NEXT: ld r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: mtlr r0
|
||||
; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload
|
||||
; CHECK-PWR9-NEXT: blr
|
||||
;
|
||||
; CHECK-LABEL: test1:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: mflr r0
|
||||
; CHECK-NEXT: std r0, 16(r1)
|
||||
; CHECK-NEXT: stdu r1, -128(r1)
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 128
|
||||
; CHECK-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-NEXT: addis r4, r2, a@toc@ha
|
||||
; CHECK-NEXT: std r30, 112(r1) # 8-byte Folded Spill
|
||||
; CHECK-NEXT: mr r30, r3
|
||||
; CHECK-NEXT: lwa r4, a@toc@l(r4)
|
||||
; CHECK-NEXT: cmpld r4, r3
|
||||
; CHECK-NEXT: # implicit-def: $r3
|
||||
; CHECK-NEXT: bne cr0, .LBB0_2
|
||||
; CHECK-NEXT: # %bb.1: # %if.then
|
||||
; CHECK-NEXT: bl callVoid
|
||||
; CHECK-NEXT: nop
|
||||
; CHECK-NEXT: mr r3, r30
|
||||
; CHECK-NEXT: bl callNonVoid
|
||||
; CHECK-NEXT: nop
|
||||
; CHECK-NEXT: .LBB0_2: # %if.end
|
||||
; CHECK-NEXT: ld r30, 112(r1) # 8-byte Folded Reload
|
||||
; CHECK-NEXT: extsw r3, r3
|
||||
; CHECK-NEXT: addi r1, r1, 128
|
||||
; CHECK-NEXT: ld r0, 16(r1)
|
||||
; CHECK-NEXT: mtlr r0
|
||||
; CHECK-NEXT: blr
|
||||
entry:
|
||||
%0 = load i32, i32* @a, align 4, !tbaa !2
|
||||
%conv = sext i32 %0 to i64
|
||||
%1 = inttoptr i64 %conv to i32*
|
||||
%cmp = icmp eq i32* %1, %b
|
||||
br i1 %cmp, label %if.then, label %if.end
|
||||
|
||||
if.then: ; preds = %entry
|
||||
%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
|
||||
%call2 = tail call signext i32 @callNonVoid(i32* %b)
|
||||
br label %if.end
|
||||
|
||||
if.end: ; preds = %if.then, %entry
|
||||
%retval.0 = phi i32 [ %call2, %if.then ], [ undef, %entry ]
|
||||
ret i32 %retval.0
|
||||
}
|
||||
|
||||
declare signext i32 @callVoid(...) local_unnamed_addr
|
||||
|
||||
declare signext i32 @callNonVoid(i32*) local_unnamed_addr
|
||||
|
||||
define dso_local signext i32 @test2(i32* %p1) local_unnamed_addr {
|
||||
; CHECK-PWR9-LABEL: test2:
|
||||
; CHECK-PWR9: # %bb.0: # %entry
|
||||
; CHECK-PWR9-NEXT: mflr r0
|
||||
; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 48
|
||||
; CHECK-PWR9-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-PWR9-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill
|
||||
; CHECK-PWR9-NEXT: std r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: stdu r1, -48(r1)
|
||||
; CHECK-PWR9-NEXT: mr r30, r3
|
||||
; CHECK-PWR9-NEXT: li r3, 0
|
||||
; CHECK-PWR9-NEXT: cmpldi r30, 0
|
||||
; CHECK-PWR9-NEXT: beq cr0, .LBB1_3
|
||||
; CHECK-PWR9-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-PWR9-NEXT: addis r4, r2, a@toc@ha
|
||||
; CHECK-PWR9-NEXT: lwa r4, a@toc@l(r4)
|
||||
; CHECK-PWR9-NEXT: cmpld r4, r30
|
||||
; CHECK-PWR9-NEXT: bne cr0, .LBB1_3
|
||||
; CHECK-PWR9-NEXT: # %bb.2: # %if.then2
|
||||
; CHECK-PWR9-NEXT: bl callVoid
|
||||
; CHECK-PWR9-NEXT: nop
|
||||
; CHECK-PWR9-NEXT: mr r3, r30
|
||||
; CHECK-PWR9-NEXT: bl callNonVoid
|
||||
; CHECK-PWR9-NEXT: nop
|
||||
; CHECK-PWR9-NEXT: .LBB1_3: # %return
|
||||
; CHECK-PWR9-NEXT: extsw r3, r3
|
||||
; CHECK-PWR9-NEXT: addi r1, r1, 48
|
||||
; CHECK-PWR9-NEXT: ld r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: mtlr r0
|
||||
; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload
|
||||
; CHECK-PWR9-NEXT: blr
|
||||
;
|
||||
; CHECK-LABEL: test2:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: mflr r0
|
||||
; CHECK-NEXT: std r0, 16(r1)
|
||||
; CHECK-NEXT: stdu r1, -128(r1)
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 128
|
||||
; CHECK-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-NEXT: std r30, 112(r1) # 8-byte Folded Spill
|
||||
; CHECK-NEXT: mr r30, r3
|
||||
; CHECK-NEXT: cmpldi r3, 0
|
||||
; CHECK-NEXT: li r3, 0
|
||||
; CHECK-NEXT: beq cr0, .LBB1_3
|
||||
; CHECK-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-NEXT: addis r4, r2, a@toc@ha
|
||||
; CHECK-NEXT: lwa r4, a@toc@l(r4)
|
||||
; CHECK-NEXT: cmpld r4, r30
|
||||
; CHECK-NEXT: bne cr0, .LBB1_3
|
||||
; CHECK-NEXT: # %bb.2: # %if.then2
|
||||
; CHECK-NEXT: bl callVoid
|
||||
; CHECK-NEXT: nop
|
||||
; CHECK-NEXT: mr r3, r30
|
||||
; CHECK-NEXT: bl callNonVoid
|
||||
; CHECK-NEXT: nop
|
||||
; CHECK-NEXT: .LBB1_3: # %return
|
||||
; CHECK-NEXT: ld r30, 112(r1) # 8-byte Folded Reload
|
||||
; CHECK-NEXT: extsw r3, r3
|
||||
; CHECK-NEXT: addi r1, r1, 128
|
||||
; CHECK-NEXT: ld r0, 16(r1)
|
||||
; CHECK-NEXT: mtlr r0
|
||||
; CHECK-NEXT: blr
|
||||
entry:
|
||||
%tobool = icmp eq i32* %p1, null
|
||||
br i1 %tobool, label %return, label %if.end
|
||||
|
||||
if.end: ; preds = %entry
|
||||
%0 = load i32, i32* @a, align 4, !tbaa !2
|
||||
%conv = sext i32 %0 to i64
|
||||
%1 = inttoptr i64 %conv to i32*
|
||||
%cmp = icmp eq i32* %1, %p1
|
||||
br i1 %cmp, label %if.then2, label %return
|
||||
|
||||
if.then2: ; preds = %if.end
|
||||
%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
|
||||
%call3 = tail call signext i32 @callNonVoid(i32* nonnull %p1)
|
||||
br label %return
|
||||
|
||||
return: ; preds = %if.end, %entry, %if.then2
|
||||
%retval.0 = phi i32 [ %call3, %if.then2 ], [ 0, %entry ], [ 0, %if.end ]
|
||||
ret i32 %retval.0
|
||||
}
|
||||
|
||||
|
||||
define dso_local i8* @test3(i8** nocapture %p1, i8 zeroext %p2) local_unnamed_addr {
|
||||
; CHECK-PWR9-LABEL: test3:
|
||||
; CHECK-PWR9: # %bb.0: # %entry
|
||||
; CHECK-PWR9-NEXT: mflr r0
|
||||
; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 64
|
||||
; CHECK-PWR9-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-PWR9-NEXT: .cfi_offset r29, -24
|
||||
; CHECK-PWR9-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-PWR9-NEXT: std r29, -24(r1) # 8-byte Folded Spill
|
||||
; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill
|
||||
; CHECK-PWR9-NEXT: std r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: stdu r1, -64(r1)
|
||||
; CHECK-PWR9-NEXT: ld r30, 0(r3)
|
||||
; CHECK-PWR9-NEXT: cmpldi r30, 0
|
||||
; CHECK-PWR9-NEXT: beq cr0, .LBB2_2
|
||||
; CHECK-PWR9-NEXT: # %bb.1: # %land.rhs
|
||||
; CHECK-PWR9-NEXT: mr r29, r3
|
||||
; CHECK-PWR9-NEXT: clrldi r4, r4, 32
|
||||
; CHECK-PWR9-NEXT: mr r3, r30
|
||||
; CHECK-PWR9-NEXT: bl bar
|
||||
; CHECK-PWR9-NEXT: nop
|
||||
; CHECK-PWR9-NEXT: std r3, 0(r29)
|
||||
; CHECK-PWR9-NEXT: .LBB2_2: # %land.end
|
||||
; CHECK-PWR9-NEXT: mr r3, r30
|
||||
; CHECK-PWR9-NEXT: addi r1, r1, 64
|
||||
; CHECK-PWR9-NEXT: ld r0, 16(r1)
|
||||
; CHECK-PWR9-NEXT: mtlr r0
|
||||
; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload
|
||||
; CHECK-PWR9-NEXT: ld r29, -24(r1) # 8-byte Folded Reload
|
||||
; CHECK-PWR9-NEXT: blr
|
||||
;
|
||||
; CHECK-LABEL: test3:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: mflr r0
|
||||
; CHECK-NEXT: std r0, 16(r1)
|
||||
; CHECK-NEXT: stdu r1, -144(r1)
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 144
|
||||
; CHECK-NEXT: .cfi_offset lr, 16
|
||||
; CHECK-NEXT: .cfi_offset r29, -24
|
||||
; CHECK-NEXT: .cfi_offset r30, -16
|
||||
; CHECK-NEXT: std r30, 128(r1) # 8-byte Folded Spill
|
||||
; CHECK-NEXT: ld r30, 0(r3)
|
||||
; CHECK-NEXT: std r29, 120(r1) # 8-byte Folded Spill
|
||||
; CHECK-NEXT: cmpldi r30, 0
|
||||
; CHECK-NEXT: beq cr0, .LBB2_2
|
||||
; CHECK-NEXT: # %bb.1: # %land.rhs
|
||||
; CHECK-NEXT: mr r29, r3
|
||||
; CHECK-NEXT: clrldi r4, r4, 32
|
||||
; CHECK-NEXT: mr r3, r30
|
||||
; CHECK-NEXT: bl bar
|
||||
; CHECK-NEXT: nop
|
||||
; CHECK-NEXT: std r3, 0(r29)
|
||||
; CHECK-NEXT: .LBB2_2: # %land.end
|
||||
; CHECK-NEXT: mr r3, r30
|
||||
; CHECK-NEXT: ld r30, 128(r1) # 8-byte Folded Reload
|
||||
; CHECK-NEXT: ld r29, 120(r1) # 8-byte Folded Reload
|
||||
; CHECK-NEXT: addi r1, r1, 144
|
||||
; CHECK-NEXT: ld r0, 16(r1)
|
||||
; CHECK-NEXT: mtlr r0
|
||||
; CHECK-NEXT: blr
|
||||
entry:
|
||||
%0 = load i8*, i8** %p1, align 8, !tbaa !6
|
||||
%tobool = icmp eq i8* %0, null
|
||||
br i1 %tobool, label %land.end, label %land.rhs
|
||||
|
||||
land.rhs: ; preds = %entry
|
||||
%call = tail call i8* @bar(i8* nonnull %0, i8 zeroext %p2)
|
||||
store i8* %call, i8** %p1, align 8, !tbaa !6
|
||||
br label %land.end
|
||||
|
||||
land.end: ; preds = %entry, %land.rhs
|
||||
ret i8* %0
|
||||
}
|
||||
|
||||
declare i8* @bar(i8*, i8 zeroext) local_unnamed_addr
|
||||
|
||||
|
||||
!llvm.module.flags = !{!0}
|
||||
!llvm.ident = !{!1}
|
||||
|
||||
!0 = !{i32 1, !"wchar_size", i32 4}
|
||||
!1 = !{!"clang version 10.0.0 (trunk 367381) (llvm/trunk 367388)"}
|
||||
!2 = !{!3, !3, i64 0}
|
||||
!3 = !{!"int", !4, i64 0}
|
||||
!4 = !{!"omnipotent char", !5, i64 0}
|
||||
!5 = !{!"Simple C/C++ TBAA"}
|
||||
!6 = !{!7, !7, i64 0}
|
||||
!7 = !{!"any pointer", !4, i64 0}
|
||||
|
|
@ -0,0 +1,230 @@
|
|||
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
||||
; RUN: llc -verify-machineinstrs -mtriple=x86_64-unknown-linux < %s | FileCheck %s
|
||||
; RUN: llc -verify-machineinstrs -mtriple=i386-unknown-linux < %s | FileCheck %s --check-prefix=CHECK-32BIT
|
||||
|
||||
; Check CSR split can work properly for tests below.
|
||||
|
||||
@a = common dso_local local_unnamed_addr global i32 0, align 4
|
||||
|
||||
define dso_local signext i32 @test1(i32* %b) local_unnamed_addr {
|
||||
; CHECK-LABEL: test1:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: pushq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: .cfi_offset %rbx, -16
|
||||
; CHECK-NEXT: movslq {{.*}}(%rip), %rax
|
||||
; CHECK-NEXT: cmpq %rdi, %rax
|
||||
; CHECK-NEXT: je .LBB0_2
|
||||
; CHECK-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-NEXT: popq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-NEXT: retq
|
||||
; CHECK-NEXT: .LBB0_2: # %if.then
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: movq %rdi, %rbx
|
||||
; CHECK-NEXT: callq callVoid
|
||||
; CHECK-NEXT: movq %rbx, %rdi
|
||||
; CHECK-NEXT: popq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-NEXT: jmp callNonVoid # TAILCALL
|
||||
;
|
||||
; CHECK-32BIT-LABEL: test1:
|
||||
; CHECK-32BIT: # %bb.0: # %entry
|
||||
; CHECK-32BIT-NEXT: subl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-32BIT-NEXT: movl {{[0-9]+}}(%esp), %eax
|
||||
; CHECK-32BIT-NEXT: cmpl %eax, a
|
||||
; CHECK-32BIT-NEXT: je .LBB0_2
|
||||
; CHECK-32BIT-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-32BIT-NEXT: addl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: retl
|
||||
; CHECK-32BIT-NEXT: .LBB0_2: # %if.then
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-32BIT-NEXT: calll callVoid
|
||||
; CHECK-32BIT-NEXT: addl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: jmp callNonVoid # TAILCALL
|
||||
entry:
|
||||
%0 = load i32, i32* @a, align 4, !tbaa !2
|
||||
%conv = sext i32 %0 to i64
|
||||
%1 = inttoptr i64 %conv to i32*
|
||||
%cmp = icmp eq i32* %1, %b
|
||||
br i1 %cmp, label %if.then, label %if.end
|
||||
|
||||
if.then: ; preds = %entry
|
||||
%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
|
||||
%call2 = tail call signext i32 @callNonVoid(i32* %b)
|
||||
br label %if.end
|
||||
|
||||
if.end: ; preds = %if.then, %entry
|
||||
%retval.0 = phi i32 [ %call2, %if.then ], [ undef, %entry ]
|
||||
ret i32 %retval.0
|
||||
}
|
||||
|
||||
declare signext i32 @callVoid(...) local_unnamed_addr
|
||||
|
||||
declare signext i32 @callNonVoid(i32*) local_unnamed_addr
|
||||
|
||||
define dso_local signext i32 @test2(i32* %p1) local_unnamed_addr {
|
||||
; CHECK-LABEL: test2:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: pushq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: .cfi_offset %rbx, -16
|
||||
; CHECK-NEXT: testq %rdi, %rdi
|
||||
; CHECK-NEXT: je .LBB1_2
|
||||
; CHECK-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-NEXT: movq %rdi, %rbx
|
||||
; CHECK-NEXT: movslq {{.*}}(%rip), %rax
|
||||
; CHECK-NEXT: cmpq %rdi, %rax
|
||||
; CHECK-NEXT: je .LBB1_3
|
||||
; CHECK-NEXT: .LBB1_2: # %return
|
||||
; CHECK-NEXT: xorl %eax, %eax
|
||||
; CHECK-NEXT: popq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-NEXT: retq
|
||||
; CHECK-NEXT: .LBB1_3: # %if.then2
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: callq callVoid
|
||||
; CHECK-NEXT: movq %rbx, %rdi
|
||||
; CHECK-NEXT: popq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-NEXT: jmp callNonVoid # TAILCALL
|
||||
;
|
||||
; CHECK-32BIT-LABEL: test2:
|
||||
; CHECK-32BIT: # %bb.0: # %entry
|
||||
; CHECK-32BIT-NEXT: subl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-32BIT-NEXT: movl {{[0-9]+}}(%esp), %eax
|
||||
; CHECK-32BIT-NEXT: testl %eax, %eax
|
||||
; CHECK-32BIT-NEXT: je .LBB1_2
|
||||
; CHECK-32BIT-NEXT: # %bb.1: # %if.end
|
||||
; CHECK-32BIT-NEXT: cmpl %eax, a
|
||||
; CHECK-32BIT-NEXT: je .LBB1_3
|
||||
; CHECK-32BIT-NEXT: .LBB1_2: # %return
|
||||
; CHECK-32BIT-NEXT: xorl %eax, %eax
|
||||
; CHECK-32BIT-NEXT: addl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: retl
|
||||
; CHECK-32BIT-NEXT: .LBB1_3: # %if.then2
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-32BIT-NEXT: calll callVoid
|
||||
; CHECK-32BIT-NEXT: addl $12, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: jmp callNonVoid # TAILCALL
|
||||
entry:
|
||||
%tobool = icmp eq i32* %p1, null
|
||||
br i1 %tobool, label %return, label %if.end
|
||||
|
||||
if.end: ; preds = %entry
|
||||
%0 = load i32, i32* @a, align 4, !tbaa !2
|
||||
%conv = sext i32 %0 to i64
|
||||
%1 = inttoptr i64 %conv to i32*
|
||||
%cmp = icmp eq i32* %1, %p1
|
||||
br i1 %cmp, label %if.then2, label %return
|
||||
|
||||
if.then2: ; preds = %if.end
|
||||
%call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)()
|
||||
%call3 = tail call signext i32 @callNonVoid(i32* nonnull %p1)
|
||||
br label %return
|
||||
|
||||
return: ; preds = %if.end, %entry, %if.then2
|
||||
%retval.0 = phi i32 [ %call3, %if.then2 ], [ 0, %entry ], [ 0, %if.end ]
|
||||
ret i32 %retval.0
|
||||
}
|
||||
|
||||
|
||||
define dso_local i8* @test3(i8** nocapture %p1, i8 zeroext %p2) local_unnamed_addr {
|
||||
; CHECK-LABEL: test3:
|
||||
; CHECK: # %bb.0: # %entry
|
||||
; CHECK-NEXT: pushq %r14
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: pushq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 24
|
||||
; CHECK-NEXT: pushq %rax
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 32
|
||||
; CHECK-NEXT: .cfi_offset %rbx, -24
|
||||
; CHECK-NEXT: .cfi_offset %r14, -16
|
||||
; CHECK-NEXT: movq (%rdi), %rbx
|
||||
; CHECK-NEXT: testq %rbx, %rbx
|
||||
; CHECK-NEXT: je .LBB2_2
|
||||
; CHECK-NEXT: # %bb.1: # %land.rhs
|
||||
; CHECK-NEXT: movq %rdi, %r14
|
||||
; CHECK-NEXT: movzbl %sil, %esi
|
||||
; CHECK-NEXT: movq %rbx, %rdi
|
||||
; CHECK-NEXT: callq bar
|
||||
; CHECK-NEXT: movq %rax, (%r14)
|
||||
; CHECK-NEXT: .LBB2_2: # %land.end
|
||||
; CHECK-NEXT: movq %rbx, %rax
|
||||
; CHECK-NEXT: addq $8, %rsp
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 24
|
||||
; CHECK-NEXT: popq %rbx
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-NEXT: popq %r14
|
||||
; CHECK-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-NEXT: retq
|
||||
;
|
||||
; CHECK-32BIT-LABEL: test3:
|
||||
; CHECK-32BIT: # %bb.0: # %entry
|
||||
; CHECK-32BIT-NEXT: pushl %edi
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-32BIT-NEXT: pushl %esi
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 12
|
||||
; CHECK-32BIT-NEXT: pushl %eax
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 16
|
||||
; CHECK-32BIT-NEXT: .cfi_offset %esi, -12
|
||||
; CHECK-32BIT-NEXT: .cfi_offset %edi, -8
|
||||
; CHECK-32BIT-NEXT: movl {{[0-9]+}}(%esp), %edi
|
||||
; CHECK-32BIT-NEXT: movl (%edi), %esi
|
||||
; CHECK-32BIT-NEXT: testl %esi, %esi
|
||||
; CHECK-32BIT-NEXT: je .LBB2_2
|
||||
; CHECK-32BIT-NEXT: # %bb.1: # %land.rhs
|
||||
; CHECK-32BIT-NEXT: subl $8, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_adjust_cfa_offset 8
|
||||
; CHECK-32BIT-NEXT: movzbl {{[0-9]+}}(%esp), %eax
|
||||
; CHECK-32BIT-NEXT: pushl %eax
|
||||
; CHECK-32BIT-NEXT: .cfi_adjust_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: pushl %esi
|
||||
; CHECK-32BIT-NEXT: .cfi_adjust_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: calll bar
|
||||
; CHECK-32BIT-NEXT: addl $16, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_adjust_cfa_offset -16
|
||||
; CHECK-32BIT-NEXT: movl %eax, (%edi)
|
||||
; CHECK-32BIT-NEXT: .LBB2_2: # %land.end
|
||||
; CHECK-32BIT-NEXT: movl %esi, %eax
|
||||
; CHECK-32BIT-NEXT: addl $4, %esp
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 12
|
||||
; CHECK-32BIT-NEXT: popl %esi
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 8
|
||||
; CHECK-32BIT-NEXT: popl %edi
|
||||
; CHECK-32BIT-NEXT: .cfi_def_cfa_offset 4
|
||||
; CHECK-32BIT-NEXT: retl
|
||||
entry:
|
||||
%0 = load i8*, i8** %p1, align 8, !tbaa !6
|
||||
%tobool = icmp eq i8* %0, null
|
||||
br i1 %tobool, label %land.end, label %land.rhs
|
||||
|
||||
land.rhs: ; preds = %entry
|
||||
%call = tail call i8* @bar(i8* nonnull %0, i8 zeroext %p2)
|
||||
store i8* %call, i8** %p1, align 8, !tbaa !6
|
||||
br label %land.end
|
||||
|
||||
land.end: ; preds = %entry, %land.rhs
|
||||
ret i8* %0
|
||||
}
|
||||
|
||||
declare i8* @bar(i8*, i8 zeroext) local_unnamed_addr
|
||||
|
||||
|
||||
!llvm.module.flags = !{!0}
|
||||
!llvm.ident = !{!1}
|
||||
|
||||
!0 = !{i32 1, !"wchar_size", i32 4}
|
||||
!1 = !{!"clang version 10.0.0 (trunk 367381) (llvm/trunk 367388)"}
|
||||
!2 = !{!3, !3, i64 0}
|
||||
!3 = !{!"int", !4, i64 0}
|
||||
!4 = !{!"omnipotent char", !5, i64 0}
|
||||
!5 = !{!"Simple C/C++ TBAA"}
|
||||
!6 = !{!7, !7, i64 0}
|
||||
!7 = !{!"any pointer", !4, i64 0}
|
||||
Loading…
Reference in New Issue