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25f7df1bce
prologue and epilogue if the adjustment is 8. Similarly, use pushl / popl if the adjustment is 4 in 32-bit mode. In the epilogue, takes care to pop to a caller-saved register that's not live at the exit (either return or tailcall instruction). rdar://8771137 llvm-svn: 122783
40 lines
1.6 KiB
LLVM
40 lines
1.6 KiB
LLVM
; RUN: llc < %s | FileCheck %s
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; MachineLICM should be able to hoist the sF reference out of the loop.
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; CHECK: pushl %esi
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; CHECK: pushl
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; CHECK: movl $176, %esi
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; CHECK: addl L___sF$non_lazy_ptr, %esi
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; CHECK: .align 4, 0x90
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32"
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target triple = "i386-apple-darwin8"
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%struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }
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%struct.__sFILEX = type opaque
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%struct.__sbuf = type { i8*, i32 }
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%struct.gcov_ctr_summary = type { i32, i32, i64, i64, i64 }
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%struct.gcov_summary = type { i32, [1 x %struct.gcov_ctr_summary] }
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@__sF = external global [0 x %struct.FILE] ; <[0 x %struct.FILE]*> [#uses=1]
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declare i32 @fprintf(%struct.FILE* nocapture) nounwind
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define void @gcov_exit() nounwind {
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entry:
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br label %bb151
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bb151: ; preds = %bb59, %bb56, %bb14
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br i1 undef, label %bb56, label %bb59
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bb56: ; preds = %bb151
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%t0 = call i32 (%struct.FILE*)* @fprintf(%struct.FILE* getelementptr inbounds ([0 x %struct.FILE]* @__sF, i32 0, i32 2)) nounwind
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br label %bb151
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bb59: ; preds = %bb151
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%t1 = call i32 (%struct.FILE*)* @fprintf(%struct.FILE* getelementptr inbounds ([0 x %struct.FILE]* @__sF, i32 0, i32 2)) nounwind
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br label %bb151
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}
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