source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/Generic/badCallArgLRLLVM.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 986 bytes
Line 
1; RUN: llc < %s
2
3; This caused a problem because the argument of a call was defined by
4; the return value of another call that appears later in the code.
5; When processing the first call, the second call has not yet been processed
6; so no LiveRange has been created for its return value.
7;
8; llc dies in UltraSparcRegInfo::suggestRegs4CallArgs() with:
9;     ERROR: In call instr, no LR for arg: 0x1009e0740
10;
11
12declare i32 @getInt(i32)
13
14define i32 @main(i32 %argc, i8** %argv) {
15bb0:
16        br label %bb2
17
18bb1:            ; preds = %bb2
19        %reg222 = call i32 @getInt( i32 %reg218 )               ; <i32> [#uses=1]
20        %reg110 = add i32 %reg222, 1            ; <i32> [#uses=2]
21        %b = icmp sle i32 %reg110, 0            ; <i1> [#uses=1]
22        br i1 %b, label %bb2, label %bb3
23
24bb2:            ; preds = %bb1, %bb0
25        %reg218 = call i32 @getInt( i32 %argc )         ; <i32> [#uses=1]
26        br label %bb1
27
28bb3:            ; preds = %bb1
29        ret i32 %reg110
30}
31
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