; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s --check-prefix=CHECK-ARM ; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - \ ; RUN: | FileCheck %s --check-prefix=CHECK-THUMB2 ;; Check how immediates are handled in add/sub. define i32 @sub0(i32 %0) { ; CHECK-ARM-LABEL: sub0: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: sub r0, r0, #23 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: sub0: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: subs r0, #23 ; CHECK-THUMB2: bx lr %2 = sub i32 %0, 23 ret i32 %2 } define i32 @sub1(i32 %0) { ; CHECK-ARM-LABEL: sub1: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI1_0 ; CHECK-ARM: add r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI1_0: ; CHECK-ARM: .long 4294836225 @ 0xfffe0001 ; ; CHECK-THUMB2-LABEL: sub1: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2 movs r1, #1 ; CHECK-THUMB2 movt r1, #65534 ; CHECK-THUMB2 add r0, r1 ; CHECK-THUMB2 bx lr %2 = sub i32 %0, 131071 ret i32 %2 } define i32 @sub2(i32 %0) { ; CHECK-ARM-LABEL: sub2: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: sub r0, r0, #35 ; CHECK-ARM: sub r0, r0, #8960 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: sub2: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: movw r1, #8995 ; CHECK-THUMB2: subs r0, r0, r1 ; CHECK-THUMB2: bx lr %2 = sub i32 %0, 8995 ret i32 %2 } define i32 @sub3(i32 %0) { ; CHECK-ARM-LABEL: sub3: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI3_0 ; CHECK-ARM: add r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI3_0: ; CHECK-ARM: .long 4292870571 @ 0xffe001ab ; ; CHECK-THUMB2-LABEL: sub3: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: movw r1, #427 ; CHECK-THUMB2: movt r1, #65504 ; CHECK-THUMB2: add r0, r1 ; CHECK-THUMB2: bx lr %2 = sub i32 %0, 2096725 ret i32 %2 } define i32 @sub4(i32 %0) { ; CHECK-ARM-LABEL: sub4: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI4_0 ; CHECK-ARM: dd r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI4_0: ; CHECK-ARM: .long 4286505147 @ 0xff7ee0bb ; ; CHECK-THUMB2-LABEL: sub4: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2 movw r1, #57531 ; CHECK-THUMB2 movt r1, #65406 ; CHECK-THUMB2: add r0, r1 ; CHECK-THUMB2: bx lr %2 = sub i32 %0, 8462149 ret i32 %2 } define i32 @add0(i32 %0) { ; CHECK-ARM-LABEL: add0: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: add r0, r0, #23 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: add0: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: adds r0, #23 ; CHECK-THUMB2: bx lr %2 = add i32 %0, 23 ret i32 %2 } define i32 @add1(i32 %0) { ; CHECK-ARM-LABEL: add1: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM ldr r1, .LCPI4_0 ; CHECK-ARM add r0, r0, r1 ; CHECK-ARM mov pc, lr ; CHECK-ARM .p2align 2 ; CHECK-ARM @ %bb.1: ; CHECK-ARM .LCPI4_0: ; CHECK-ARM .long 131071 @ 0x1ffff ; ; CHECK-THUMB2-LABEL: add1: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: movw r1, #65535 ; CHECK-THUMB2: movt r1, #1 ; CHECK-THUMB2: add r0, r1 ; CHECK-THUMB2: bx lr %2 = add i32 %0, 131071 ret i32 %2 } define i32 @add2(i32 %0) { ; CHECK-ARM-LABEL: add2: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: add r0, r0, #8960 ; CHECK-ARM: add r0, r0, #2293760 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: add2: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: add.w r0, r0, #2293760 ; CHECK-THUMB2: add.w r0, r0, #8960 ; CHECK-THUMB2: bx lr %2 = add i32 %0, 2302720 ret i32 %2 } define i32 @add3(i32 %0) { ; CHECK-ARM-LABEL: add3: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI8_0 ; CHECK-ARM: add r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI8_0: ; CHECK-ARM: .long 2096725 @ 0x1ffe55 ; ; CHECK-THUMB2-LABEL: add3: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: movw r1, #65109 ; CHECK-THUMB2: movt r1, #31 ; CHECK-THUMB2: add r0, r1 ; CHECK-THUMB2: bx lr %2 = add i32 %0, 2096725 ret i32 %2 } define i32 @add4(i32 %0) { ; CHECK-ARM-LABEL: add4: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI9_0 ; CHECK-ARM: add r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI9_0: ; CHECK-ARM: .long 8462149 @ 0x811f45 ; ; CHECK-THUMB2-LABEL: add4: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: movw r1, #8005 ; CHECK-THUMB2: movt r1, #129 ; CHECK-THUMB2: add r0, r1 ; CHECK-THUMB2: bx lr %2 = add i32 %0, 8462149 ret i32 %2 } define i32 @orr0(i32 %0) { ; CHECK-ARM-LABEL: orr0: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: orr r0, r0, #8960 ; CHECK-ARM: orr r0, r0, #2293760 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: orr0: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: orr r0, r0, #2293760 ; CHECK-THUMB2: orr r0, r0, #8960 ; CHECK-THUMB2: bx lr %2 = or i32 %0, 2302720 ret i32 %2 } define i32 @orr1(i32 %0) { ; CHECK-ARM-LABEL: orr1: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: orr r0, r0, #23 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: orr1: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: orr r0, r0, #23 ; CHECK-THUMB2: bx lr %2 = or i32 %0, 23 ret i32 %2 } define i32 @orr2(i32 %0) { ; CHECK-ARM-LABEL: orr2: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI12_0 ; CHECK-ARM: orr r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI12_0: ; CHECK-ARM: .long 131071 @ 0x1ffff ; ; CHECK-THUMB2-LABEL: orr2: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2 movs r1, #1 ; CHECK-THUMB2 movt r1, #65534 ; CHECK-THUMB2 orr r0, r1 ; CHECK-THUMB2 bx lr %2 = or i32 %0, 131071 ret i32 %2 } define i32 @eor0(i32 %0) { ; CHECK-ARM-LABEL: eor0: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: eor r0, r0, #8960 ; CHECK-ARM: eor r0, r0, #2293760 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: eor0: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: eor r0, r0, #2293760 ; CHECK-THUMB2: eor r0, r0, #8960 ; CHECK-THUMB2: bx lr %2 = xor i32 %0, 2302720 ret i32 %2 } define i32 @eor1(i32 %0) { ; CHECK-ARM-LABEL: eor1: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: eor r0, r0, #23 ; CHECK-ARM: mov pc, lr ; ; CHECK-THUMB2-LABEL: eor1: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2: eor r0, r0, #23 ; CHECK-THUMB2: bx lr %2 = xor i32 %0, 23 ret i32 %2 } define i32 @eor2(i32 %0) { ; CHECK-ARM-LABEL: eor2: ; CHECK-ARM: @ %bb.0: ; CHECK-ARM: ldr r1, .LCPI15_0 ; CHECK-ARM: eor r0, r0, r1 ; CHECK-ARM: mov pc, lr ; CHECK-ARM: .p2align 2 ; CHECK-ARM: @ %bb.1: ; CHECK-ARM: .LCPI15_0: ; CHECK-ARM: .long 131071 @ 0x1ffff ; ; CHECK-THUMB2-LABEL: eor2: ; CHECK-THUMB2: @ %bb.0: ; CHECK-THUMB2 movs r1, #1 ; CHECK-THUMB2 movt r1, #65534 ; CHECK-THUMB2 eor r0, r1 ; CHECK-THUMB2 bx lr %2 = xor i32 %0, 131071 ret i32 %2 }