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ecea903af0
This patch appends the name of the function to the switch generated lookup table. This will ease the visual debugging in identifying the function the table is generated from. Differential Revision: https://reviews.llvm.org/D34817 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@306867 91177308-0d34-0410-b5e6-96231b3b80d8
42 lines
1.4 KiB
LLVM
42 lines
1.4 KiB
LLVM
; RUN: opt -S -latesimplifycfg < %s -mtriple=x86_64-apple-darwin12.0.0 | FileCheck %s
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; rdar://17735071
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target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin12.0.0"
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; When tableindex can't fit into i2, we should extend the type to i3.
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; CHECK-LABEL: @_TFO6reduce1E5toRawfS0_FT_Si
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; CHECK: entry:
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; CHECK-NEXT: sub i2 %0, -2
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; CHECK-NEXT: zext i2 %switch.tableidx to i3
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; CHECK-NEXT: getelementptr inbounds [4 x i64], [4 x i64]* @switch.table._TFO6reduce1E5toRawfS0_FT_Si, i32 0, i3 %switch.tableidx.zext
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; CHECK-NEXT: load i64, i64* %switch.gep
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; CHECK-NEXT: ret i64 %switch.load
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define i64 @_TFO6reduce1E5toRawfS0_FT_Si(i2) {
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entry:
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switch i2 %0, label %1 [
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i2 0, label %2
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i2 1, label %3
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i2 -2, label %4
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i2 -1, label %5
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]
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; <label>:1 ; preds = %entry
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unreachable
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; <label>:2 ; preds = %2
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br label %6
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; <label>:3 ; preds = %4
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br label %6
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; <label>:4 ; preds = %6
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br label %6
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; <label>:5 ; preds = %8
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br label %6
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; <label>:6 ; preds = %3, %5, %7, %9
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%7 = phi i64 [ 3, %5 ], [ 2, %4 ], [ 1, %3 ], [ 0, %2 ]
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ret i64 %7
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}
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