2008-04-23-CoalescerCrash.ll
3.84 KB
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu | FileCheck %s
@_ZL10DeviceCode = internal global i16 0 ; <i16*> [#uses=1]
@.str19 = internal constant [64 x i8] c"unlock_then_erase_sector: failed to erase block (status= 0x%x)\0A\00" ; <[64 x i8]*> [#uses=1]
@.str34 = internal constant [68 x i8] c"ProgramByWords - Erasing sector 0x%llx to 0x%llx (size 0x%x bytes)\0A\00" ; <[68 x i8]*> [#uses=1]
@.str35 = internal constant [37 x i8] c"ProgramByWords - Done erasing flash\0A\00" ; <[37 x i8]*> [#uses=1]
@.str36 = internal constant [48 x i8] c"ProgramByWords - Starting to write to FLASH...\0A\00" ; <[48 x i8]*> [#uses=1]
declare void @IOLog(i8*, ...)
declare void @IODelay(i32)
; CHECK: @_Z14ProgramByWordsPvyy
; CHECK: blr
define i32 @_Z14ProgramByWordsPvyy(i8* %buffer, i64 %Offset, i64 %bufferSize) nounwind {
entry:
store volatile i8 -1, i8* null, align 1
%tmp28 = icmp eq i8 0, 0 ; <i1> [#uses=1]
br i1 %tmp28, label %bb107, label %bb
bb: ; preds = %entry
%tmp9596430 = zext i32 0 to i64 ; <i64> [#uses=1]
%tmp98431 = add i64 %tmp9596430, %Offset ; <i64> [#uses=1]
%tmp100433 = icmp ugt i64 %tmp98431, %Offset ; <i1> [#uses=1]
br i1 %tmp100433, label %bb31, label %bb103
bb31: ; preds = %_Z24unlock_then_erase_sectory.exit, %bb
%Pos.0.reg2mem.0 = phi i64 [ %tmp93, %_Z24unlock_then_erase_sectory.exit ], [ %Offset, %bb ] ; <i64> [#uses=3]
%tmp35 = load i16, i16* @_ZL10DeviceCode, align 2 ; <i16> [#uses=1]
%tmp3536 = zext i16 %tmp35 to i32 ; <i32> [#uses=2]
%tmp37 = and i32 %tmp3536, 65520 ; <i32> [#uses=1]
%tmp38 = icmp eq i32 %tmp37, 35008 ; <i1> [#uses=1]
%tmp34 = sub i64 %Pos.0.reg2mem.0, %Offset ; <i64> [#uses=2]
br i1 %tmp38, label %bb41, label %bb68
bb41: ; preds = %bb31
%tmp43 = add i32 0, -1 ; <i32> [#uses=1]
%tmp4344 = zext i32 %tmp43 to i64 ; <i64> [#uses=1]
%tmp46 = and i64 %tmp4344, %tmp34 ; <i64> [#uses=0]
%tmp49 = and i32 %tmp3536, 1 ; <i32> [#uses=0]
ret i32 0
bb68: ; preds = %bb31
tail call void (i8*, ...) @IOLog( i8* getelementptr ([68 x i8], [68 x i8]* @.str34, i32 0, i32 0), i64 %tmp34, i64 0, i32 131072 ) nounwind
%tmp2021.i = trunc i64 %Pos.0.reg2mem.0 to i32 ; <i32> [#uses=1]
%tmp202122.i = inttoptr i32 %tmp2021.i to i8* ; <i8*> [#uses=1]
tail call void @IODelay( i32 500 ) nounwind
%tmp53.i = load volatile i16, i16* null, align 2 ; <i16> [#uses=2]
%tmp5455.i = zext i16 %tmp53.i to i32 ; <i32> [#uses=1]
br i1 false, label %bb.i, label %bb65.i
bb.i: ; preds = %bb68
ret i32 0
bb65.i: ; preds = %bb68
%tmp67.i = icmp eq i16 %tmp53.i, 128 ; <i1> [#uses=1]
br i1 %tmp67.i, label %_Z24unlock_then_erase_sectory.exit, label %bb70.i
bb70.i: ; preds = %bb65.i
tail call void (i8*, ...) @IOLog( i8* getelementptr ([64 x i8], [64 x i8]* @.str19, i32 0, i32 0), i32 %tmp5455.i ) nounwind
ret i32 0
_Z24unlock_then_erase_sectory.exit: ; preds = %bb65.i
store volatile i8 -1, i8* %tmp202122.i, align 1
%tmp93 = add i64 0, %Pos.0.reg2mem.0 ; <i64> [#uses=2]
%tmp98 = add i64 0, %Offset ; <i64> [#uses=1]
%tmp100 = icmp ugt i64 %tmp98, %tmp93 ; <i1> [#uses=1]
br i1 %tmp100, label %bb31, label %bb103
bb103: ; preds = %_Z24unlock_then_erase_sectory.exit, %bb
tail call void (i8*, ...) @IOLog( i8* getelementptr ([37 x i8], [37 x i8]* @.str35, i32 0, i32 0) ) nounwind
ret i32 0
bb107: ; preds = %entry
tail call void (i8*, ...) @IOLog( i8* getelementptr ([48 x i8], [48 x i8]* @.str36, i32 0, i32 0) ) nounwind
%tmp114115 = bitcast i8* %buffer to i16* ; <i16*> [#uses=1]
%tmp256 = lshr i64 %bufferSize, 1 ; <i64> [#uses=1]
%tmp256257 = trunc i64 %tmp256 to i32 ; <i32> [#uses=1]
%tmp258 = getelementptr i16, i16* %tmp114115, i32 %tmp256257 ; <i16*> [#uses=0]
ret i32 0
}
define i32 @_Z17program_64B_blockyPm(i64 %Base, i32* %pData) nounwind {
entry:
unreachable
}
define i32 @_Z15ProgramByBlocksyy(i64 %Offset, i64 %bufferSize) nounwind {
entry:
ret i32 0
}