xref: /llvm-project/llvm/test/CodeGen/ARM/subtarget-align.ll (revision e63455d5e0e5d148215a61c0e4d10f00aaf6eb56)
1*e63455d5SPeter Smith; RUN: llc -mtriple=arm-linux-gnueabihf -filetype=obj <%s | llvm-objdump --triple=armv7 --no-show-raw-insn -d - | FileCheck %s
2*e63455d5SPeter Smith
3*e63455d5SPeter Smith;; Expect architectural nop to be used between func2 and func3 but not func1
4*e63455d5SPeter Smith;; and func2 due to lack of subtarget support in func2.
5*e63455d5SPeter Smith
6*e63455d5SPeter Smithdefine i32 @func1() #0 align 16 {
7*e63455d5SPeter Smithentry:
8*e63455d5SPeter Smith  ret i32 0
9*e63455d5SPeter Smith}
10*e63455d5SPeter Smith
11*e63455d5SPeter Smithdefine i32 @func2() #1 align 16 {
12*e63455d5SPeter Smithentry:
13*e63455d5SPeter Smith  ret i32 0
14*e63455d5SPeter Smith}
15*e63455d5SPeter Smith
16*e63455d5SPeter Smithdefine i32 @func3() #0 align 16 {
17*e63455d5SPeter Smithentry:
18*e63455d5SPeter Smith  ret i32 0
19*e63455d5SPeter Smith}
20*e63455d5SPeter Smith
21*e63455d5SPeter Smithattributes #0 = { "target-cpu"="generic" "target-features"="+armv7-a,+dsp,+neon,+vfp3,-thumb-mode" "unsafe-fp-math"="false" "use-soft-float"="false" }
22*e63455d5SPeter Smithattributes #1 = { "target-cpu"="arm7tdmi" "target-features"="+armv4t" "use-soft-float"="true" }
23*e63455d5SPeter Smith
24*e63455d5SPeter Smith
25*e63455d5SPeter Smith; CHECK: 00000000 <func1>:
26*e63455d5SPeter Smith; CHECK-NEXT:  0: mov     r0, #0
27*e63455d5SPeter Smith; CHECK-NEXT:  4: bx      lr
28*e63455d5SPeter Smith; CHECK-NEXT:  8: mov     r0, r0
29*e63455d5SPeter Smith; CHECK-NEXT:  c: mov     r0, r0
30*e63455d5SPeter Smith
31*e63455d5SPeter Smith; CHECK: 00000010 <func2>:
32*e63455d5SPeter Smith; CHECK-NEXT: 10: mov     r0, #0
33*e63455d5SPeter Smith; CHECK-NEXT: 14: bx      lr
34*e63455d5SPeter Smith; CHECK-NEXT: 18: nop
35*e63455d5SPeter Smith; CHECK-NEXT: 1c: nop
36*e63455d5SPeter Smith
37*e63455d5SPeter Smith; CHECK: 00000020 <func3>:
38*e63455d5SPeter Smith; CHECK-NEXT: 20: mov     r0, #0
39*e63455d5SPeter Smith; CHECK-NEXT: 24: bx      lr
40