llvm-6502/test/CodeGen/ARM/thumb2-size-opt.ll
2014-09-01 12:59:34 +00:00

49 lines
1.6 KiB
LLVM

; RUN: llc -mtriple=thumbv7-linux-gnueabihf -o - -show-mc-encoding -t2-reduce-limit=0 -t2-reduce-limit2=0 %s | FileCheck %s
; RUN: llc -mtriple=thumbv7-linux-gnueabihf -o - -show-mc-encoding %s | FileCheck %s --check-prefix=CHECK-OPT
define i32 @and(i32 %a, i32 %b) nounwind readnone {
; CHECK-LABEL: and:
; CHECK: and.w r{{[0-9]+}}, r{{[0-9]+}}, r{{[0-9]+}} @ encoding: [{{0x..,0x..,0x..,0x..}}]
; CHECK-OPT: ands r{{[0-7]}}, r{{[0-7]}} @ encoding: [{{0x..,0x..}}]
entry:
%and = and i32 %b, %a
ret i32 %and
}
define i32 @asr-imm(i32 %a) nounwind readnone {
; CHECK-LABEL: "asr-imm":
; CHECK: asr.w r{{[0-9]+}}, r{{[0-9]+}}, #13 @ encoding: [{{0x..,0x..,0x..,0x..}}]
; CHECK-OPT: asrs r{{[0-7]}}, r{{[0-7]}}, #13 @ encoding: [{{0x..,0x..}}]
entry:
%shr = ashr i32 %a, 13
ret i32 %shr
}
define i32 @asr-reg(i32 %a, i32 %b) nounwind readnone {
; CHECK-LABEL: "asr-reg":
; CHECK: asr.w r{{[0-9]+}}, r{{[0-9]+}}, r{{[0-9]+}} @ encoding: [{{0x..,0x..,0x..,0x..}}]
; CHECK-OPT: asrs r{{[0-7]}}, r{{[0-7]}} @ encoding: [{{0x..,0x..}}]
entry:
%shr = ashr i32 %a, %b
ret i32 %shr
}
define i32 @bic(i32 %a, i32 %b) nounwind readnone {
; CHECK-LABEL: bic:
; CHECK: bic.w r{{[0-9]+}}, r{{[0-9]+}}, r{{[0-9]+}} @ encoding: [{{0x..,0x..,0x..,0x..}}]
; CHECK-OPT: bics r{{[0-7]}}, r{{[0-7]}} @ encoding: [{{0x..,0x..}}]
entry:
%neg = xor i32 %b, -1
%and = and i32 %neg, %a
ret i32 %and
}
define i32 @eor(i32 %a, i32 %b) nounwind readnone {
; CHECK-LABEL: eor:
; CHECK: eor.w r{{[0-9]+}}, r{{[0-9]+}}, r{{[0-9]+}} @ encoding: [{{0x..,0x..,0x..,0x..}}]
; CHECK-OPT: eors r{{[0-7]}}, r{{[0-7]}} @ encoding: [{{0x..,0x..}}]
entry:
%eor = xor i32 %a, %b
ret i32 %eor
}