xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/isel-sink3.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; this should not sink %1 into bb1, that would increase reg pressure.
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; rdar://6399178
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; CHECK: addl $4,
7*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: leal
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workertarget 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"
10*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin7"
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Workerdefine i32 @bar(i32** %P) nounwind {
13*9880d681SAndroid Build Coastguard Workerentry:
14*9880d681SAndroid Build Coastguard Worker	%0 = load i32*, i32** %P, align 4		; <i32*> [#uses=2]
15*9880d681SAndroid Build Coastguard Worker	%1 = getelementptr i32, i32* %0, i32 1		; <i32*> [#uses=1]
16*9880d681SAndroid Build Coastguard Worker	%2 = icmp ugt i32* %1, inttoptr (i64 1233 to i32*)		; <i1> [#uses=1]
17*9880d681SAndroid Build Coastguard Worker	br i1 %2, label %bb1, label %bb
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerbb:		; preds = %entry
20*9880d681SAndroid Build Coastguard Worker	store i32* inttoptr (i64 123 to i32*), i32** %P, align 4
21*9880d681SAndroid Build Coastguard Worker	br label %bb1
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerbb1:		; preds = %entry, %bb
24*9880d681SAndroid Build Coastguard Worker	%3 = getelementptr i32, i32* %1, i32 1		; <i32*> [#uses=1]
25*9880d681SAndroid Build Coastguard Worker	%4 = load i32, i32* %3, align 4		; <i32> [#uses=1]
26*9880d681SAndroid Build Coastguard Worker	ret i32 %4
27*9880d681SAndroid Build Coastguard Worker}
28