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comparison test/CodeGen/ARM/thumb_indirect_calls.ll @ 83:60c9769439b8

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LLVM 3.7
author Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
date Wed, 18 Feb 2015 14:55:36 +0900
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children afa8332a0e37
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78:af83660cff7b 83:60c9769439b8
1 ; RUN: llc -mtriple=thumbv4t-eabi %s -o - | FileCheck ---check-prefix=CHECK -check-prefix=CHECK-V4T %s
2 ; RUN: llc -mtriple=thumbv5t-eabi %s -o - | FileCheck ---check-prefix=CHECK -check-prefix=CHECK-V5T %s
3
4 @f = common global void (i32)* null, align 4
5
6 ; CHECK-LABEL foo:
7 define void @foo(i32 %x) {
8 entry:
9 %0 = load void (i32)** @f, align 4
10 tail call void %0(i32 %x)
11 ret void
12
13 ; CHECK: ldr [[TMP:r[0-3]]], [[F:\.[A-Z0-9_]+]]
14 ; CHECK: ldr [[CALLEE:r[0-3]]], {{\[}}[[TMP]]{{\]}}
15
16 ; CHECK-V4T-NOT: blx
17 ; CHECK-V4T: bl [[INDIRECT_PAD:\.Ltmp[0-9]+]]
18 ; CHECK-V4T: [[F]]:
19 ; CHECK-V4T: [[INDIRECT_PAD]]:
20 ; CHECK-V4T-NEXT: bx [[CALLEE]]
21 ; CHECK-V5T: blx [[CALLEE]]
22 }
23
24 ; CHECK-LABEL bar:
25 define void @bar(void (i32)* nocapture %g, i32 %x, void (i32)* nocapture %h) {
26 entry:
27 tail call void %g(i32 %x)
28 tail call void %h(i32 %x)
29 ret void
30
31 ; CHECK-V4T: bl [[INDIRECT_PAD1:\.Ltmp[0-9]+]]
32 ; CHECK-V4T: bl [[INDIRECT_PAD2:\.Ltmp[0-9]+]]
33 ; CHECK-V4T: [[INDIRECT_PAD1]]:
34 ; CHECK-V4T-NEXT: bx
35 ; CHECK-V4T: [[INDIRECT_PAD2]]:
36 ; CHECK-V4T-NEXT: bx
37 ; CHECK-V5T: blx
38 ; CHECK-V5T: blx
39 }
40