llvm/test/CodeGen/ARM/gpr-paired-spill-thumbinst.ll
Tim Northover c3a93013bc ARM: fix part of test which actually needed an asserts build
This should fix a buildbot failure that occurred after r179977.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179978 91177308-0d34-0410-b5e6-96231b3b80d8
2013-04-21 12:20:19 +00:00

31 lines
1.3 KiB
LLVM

; REQUIRES: asserts
; RUN: llc -mtriple=thumbv7-none-linux-gnueabi -debug -o /dev/null < %s 2>&1 | FileCheck %s
; This test makes sure spills of 64-bit pairs in Thumb mode actually
; generate thumb instructions. Previously we were inserting an ARM
; STMIA which happened to have the same encoding.
define void @foo(i64* %addr) {
%val1 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val2 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val3 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val4 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val5 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val6 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
%val7 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [r0]", "=&r,r"(i64* %addr)
; Make sure we are actually creating the Thumb versions of the spill
; instructions.
; CHECK: t2STRDi8
; CHECK: t2LDRDi8
store volatile i64 %val1, i64* %addr
store volatile i64 %val2, i64* %addr
store volatile i64 %val3, i64* %addr
store volatile i64 %val4, i64* %addr
store volatile i64 %val5, i64* %addr
store volatile i64 %val6, i64* %addr
store volatile i64 %val7, i64* %addr
ret void
}