| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=armv6-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-ARM,CHECK-ARMV6 |
| ; RUN: llc -mtriple=armv7a-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-ARM,CHECK-ARMV7 |
| ; RUN: llc -mtriple=thumbv6m-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-THUMB,CHECK-THUMBV6M |
| ; RUN: llc -mtriple=thumbv7m-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-THUMB,CHECK-THUMBV7M |
| |
| define i32 @fold_add19_mul11_i32(i32 %a) { |
| ; CHECK-ARM-LABEL: fold_add19_mul11_i32: |
| ; CHECK-ARM: @ %bb.0: |
| ; CHECK-ARM-NEXT: mov r1, #11 |
| ; CHECK-ARM-NEXT: mul r0, r0, r1 |
| ; CHECK-ARM-NEXT: add r0, r0, #209 |
| ; CHECK-ARM-NEXT: bx lr |
| ; |
| ; CHECK-THUMB-LABEL: fold_add19_mul11_i32: |
| ; CHECK-THUMB: @ %bb.0: |
| ; CHECK-THUMB-NEXT: movs r1, #11 |
| ; CHECK-THUMB-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMB-NEXT: adds r0, #209 |
| ; CHECK-THUMB-NEXT: bx lr |
| %b = add i32 %a, 19 |
| %c = mul i32 %b, 11 |
| ret i32 %c |
| } |
| |
| define i16 @fold_add19_mul11_i16(i16 %a) { |
| ; CHECK-ARM-LABEL: fold_add19_mul11_i16: |
| ; CHECK-ARM: @ %bb.0: |
| ; CHECK-ARM-NEXT: mov r1, #11 |
| ; CHECK-ARM-NEXT: mul r0, r0, r1 |
| ; CHECK-ARM-NEXT: add r0, r0, #209 |
| ; CHECK-ARM-NEXT: bx lr |
| ; |
| ; CHECK-THUMB-LABEL: fold_add19_mul11_i16: |
| ; CHECK-THUMB: @ %bb.0: |
| ; CHECK-THUMB-NEXT: movs r1, #11 |
| ; CHECK-THUMB-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMB-NEXT: adds r0, #209 |
| ; CHECK-THUMB-NEXT: bx lr |
| %b = add i16 %a, 19 |
| %c = mul i16 %b, 11 |
| ret i16 %c |
| } |
| |
| define i32 @fold_sub19_mul11_i32(i32 %a) { |
| ; CHECK-ARM-LABEL: fold_sub19_mul11_i32: |
| ; CHECK-ARM: @ %bb.0: |
| ; CHECK-ARM-NEXT: mov r1, #11 |
| ; CHECK-ARM-NEXT: mul r0, r0, r1 |
| ; CHECK-ARM-NEXT: sub r0, r0, #209 |
| ; CHECK-ARM-NEXT: bx lr |
| ; |
| ; CHECK-THUMB-LABEL: fold_sub19_mul11_i32: |
| ; CHECK-THUMB: @ %bb.0: |
| ; CHECK-THUMB-NEXT: movs r1, #11 |
| ; CHECK-THUMB-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMB-NEXT: subs r0, #209 |
| ; CHECK-THUMB-NEXT: bx lr |
| %b = add i32 %a, -19 |
| %c = mul i32 %b, 11 |
| ret i32 %c |
| } |
| |
| define i16 @fold_sub19_mul11_i16(i16 %a) { |
| ; CHECK-ARM-LABEL: fold_sub19_mul11_i16: |
| ; CHECK-ARM: @ %bb.0: |
| ; CHECK-ARM-NEXT: mov r1, #11 |
| ; CHECK-ARM-NEXT: mul r0, r0, r1 |
| ; CHECK-ARM-NEXT: sub r0, r0, #209 |
| ; CHECK-ARM-NEXT: bx lr |
| ; |
| ; CHECK-THUMB-LABEL: fold_sub19_mul11_i16: |
| ; CHECK-THUMB: @ %bb.0: |
| ; CHECK-THUMB-NEXT: movs r1, #11 |
| ; CHECK-THUMB-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMB-NEXT: subs r0, #209 |
| ; CHECK-THUMB-NEXT: bx lr |
| %b = add i16 %a, -19 |
| %c = mul i16 %b, 11 |
| ret i16 %c |
| } |
| |
| define i32 @fold_add301_mul19_i32(i32 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add301_mul19_i32: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #87 |
| ; CHECK-ARMV6-NEXT: mov r2, #19 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #5632 |
| ; CHECK-ARMV6-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add301_mul19_i32: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #5719 |
| ; CHECK-ARMV7-NEXT: mov r2, #19 |
| ; CHECK-ARMV7-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add301_mul19_i32: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV6M-NEXT: muls r1, r0, r1 |
| ; CHECK-THUMBV6M-NEXT: ldr r0, .LCPI4_0 |
| ; CHECK-THUMBV6M-NEXT: adds r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; CHECK-THUMBV6M-NEXT: .p2align 2 |
| ; CHECK-THUMBV6M-NEXT: @ %bb.1: |
| ; CHECK-THUMBV6M-NEXT: .LCPI4_0: |
| ; CHECK-THUMBV6M-NEXT: .long 5719 @ 0x1657 |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add301_mul19_i32: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movw r1, #5719 |
| ; CHECK-THUMBV7M-NEXT: movs r2, #19 |
| ; CHECK-THUMBV7M-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i32 %a, 301 |
| %c = mul i32 %b, 19 |
| ret i32 %c |
| } |
| |
| define i16 @fold_add301_mul19_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add301_mul19_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #87 |
| ; CHECK-ARMV6-NEXT: mov r2, #19 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #5632 |
| ; CHECK-ARMV6-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add301_mul19_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #5719 |
| ; CHECK-ARMV7-NEXT: mov r2, #19 |
| ; CHECK-ARMV7-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add301_mul19_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV6M-NEXT: muls r1, r0, r1 |
| ; CHECK-THUMBV6M-NEXT: ldr r0, .LCPI5_0 |
| ; CHECK-THUMBV6M-NEXT: adds r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; CHECK-THUMBV6M-NEXT: .p2align 2 |
| ; CHECK-THUMBV6M-NEXT: @ %bb.1: |
| ; CHECK-THUMBV6M-NEXT: .LCPI5_0: |
| ; CHECK-THUMBV6M-NEXT: .long 5719 @ 0x1657 |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add301_mul19_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movw r1, #5719 |
| ; CHECK-THUMBV7M-NEXT: movs r2, #19 |
| ; CHECK-THUMBV7M-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, 301 |
| %c = mul i16 %b, 19 |
| ret i16 %c |
| } |
| |
| define i32 @fold_sub301_mul19_i32(i32 %a) { |
| ; CHECK-ARMV6-LABEL: fold_sub301_mul19_i32: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mvn r1, #86 |
| ; CHECK-ARMV6-NEXT: mov r2, #19 |
| ; CHECK-ARMV6-NEXT: sub r1, r1, #5632 |
| ; CHECK-ARMV6-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_sub301_mul19_i32: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: mov r1, #19 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: movw r1, #5719 |
| ; CHECK-ARMV7-NEXT: sub r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_sub301_mul19_i32: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV6M-NEXT: muls r1, r0, r1 |
| ; CHECK-THUMBV6M-NEXT: ldr r0, .LCPI6_0 |
| ; CHECK-THUMBV6M-NEXT: adds r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; CHECK-THUMBV6M-NEXT: .p2align 2 |
| ; CHECK-THUMBV6M-NEXT: @ %bb.1: |
| ; CHECK-THUMBV6M-NEXT: .LCPI6_0: |
| ; CHECK-THUMBV6M-NEXT: .long 4294961577 @ 0xffffe9a9 |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_sub301_mul19_i32: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: movw r1, #5719 |
| ; CHECK-THUMBV7M-NEXT: subs r0, r0, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i32 %a, -301 |
| %c = mul i32 %b, 19 |
| ret i32 %c |
| } |
| |
| define i16 @fold_sub301_mul19_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_sub301_mul19_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mvn r1, #86 |
| ; CHECK-ARMV6-NEXT: mov r2, #19 |
| ; CHECK-ARMV6-NEXT: sub r1, r1, #5632 |
| ; CHECK-ARMV6-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_sub301_mul19_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: mov r1, #19 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: movw r1, #5719 |
| ; CHECK-ARMV7-NEXT: sub r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_sub301_mul19_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV6M-NEXT: muls r1, r0, r1 |
| ; CHECK-THUMBV6M-NEXT: ldr r0, .LCPI7_0 |
| ; CHECK-THUMBV6M-NEXT: adds r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; CHECK-THUMBV6M-NEXT: .p2align 2 |
| ; CHECK-THUMBV6M-NEXT: @ %bb.1: |
| ; CHECK-THUMBV6M-NEXT: .LCPI7_0: |
| ; CHECK-THUMBV6M-NEXT: .long 4294961577 @ 0xffffe9a9 |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_sub301_mul19_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movs r1, #19 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: movw r1, #5719 |
| ; CHECK-THUMBV7M-NEXT: subs r0, r0, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, -301 |
| %c = mul i16 %b, 19 |
| ret i16 %c |
| } |
| |
| define i32 @fold_add251_mul253_i32(i32 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add251_mul253_i32: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: add r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: mov r1, #253 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add251_mul253_i32: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #63503 |
| ; CHECK-ARMV7-NEXT: mov r2, #253 |
| ; CHECK-ARMV7-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add251_mul253_i32: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: adds r0, #251 |
| ; CHECK-THUMBV6M-NEXT: movs r1, #253 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add251_mul253_i32: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movw r1, #63503 |
| ; CHECK-THUMBV7M-NEXT: movs r2, #253 |
| ; CHECK-THUMBV7M-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i32 %a, 251 |
| %c = mul i32 %b, 253 |
| ret i32 %c |
| } |
| |
| define i16 @fold_add251_mul253_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add251_mul253_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: add r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: mov r1, #253 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add251_mul253_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: mov r1, #253 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: movw r1, #2033 |
| ; CHECK-ARMV7-NEXT: sub r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add251_mul253_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: adds r0, #251 |
| ; CHECK-THUMBV6M-NEXT: movs r1, #253 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add251_mul253_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movs r1, #253 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: subw r0, r0, #2033 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, 251 |
| %c = mul i16 %b, 253 |
| ret i16 %c |
| } |
| |
| define i32 @fold_sub251_mul253_i32(i32 %a) { |
| ; CHECK-ARM-LABEL: fold_sub251_mul253_i32: |
| ; CHECK-ARM: @ %bb.0: |
| ; CHECK-ARM-NEXT: sub r0, r0, #251 |
| ; CHECK-ARM-NEXT: mov r1, #253 |
| ; CHECK-ARM-NEXT: mul r0, r0, r1 |
| ; CHECK-ARM-NEXT: bx lr |
| ; |
| ; CHECK-THUMB-LABEL: fold_sub251_mul253_i32: |
| ; CHECK-THUMB: @ %bb.0: |
| ; CHECK-THUMB-NEXT: subs r0, #251 |
| ; CHECK-THUMB-NEXT: movs r1, #253 |
| ; CHECK-THUMB-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMB-NEXT: bx lr |
| %b = add i32 %a, -251 |
| %c = mul i32 %b, 253 |
| ret i32 %c |
| } |
| |
| define i16 @fold_sub251_mul253_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_sub251_mul253_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: sub r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: mov r1, #253 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_sub251_mul253_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #2033 |
| ; CHECK-ARMV7-NEXT: mov r2, #253 |
| ; CHECK-ARMV7-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_sub251_mul253_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: subs r0, #251 |
| ; CHECK-THUMBV6M-NEXT: movs r1, #253 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_sub251_mul253_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movs r1, #253 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: addw r0, r0, #2033 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, -251 |
| %c = mul i16 %b, 253 |
| ret i16 %c |
| } |
| |
| define i32 @fold_add251_mul353_i32(i32 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add251_mul353_i32: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #97 |
| ; CHECK-ARMV6-NEXT: add r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #256 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add251_mul353_i32: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: add r0, r0, #251 |
| ; CHECK-ARMV7-NEXT: movw r1, #353 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add251_mul353_i32: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #255 |
| ; CHECK-THUMBV6M-NEXT: adds r1, #98 |
| ; CHECK-THUMBV6M-NEXT: adds r0, #251 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add251_mul353_i32: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: adds r0, #251 |
| ; CHECK-THUMBV7M-NEXT: movw r1, #353 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i32 %a, 251 |
| %c = mul i32 %b, 353 |
| ret i32 %c |
| } |
| |
| define i16 @fold_add251_mul353_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_add251_mul353_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #97 |
| ; CHECK-ARMV6-NEXT: add r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #256 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_add251_mul353_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #23067 |
| ; CHECK-ARMV7-NEXT: movw r2, #353 |
| ; CHECK-ARMV7-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_add251_mul353_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #255 |
| ; CHECK-THUMBV6M-NEXT: adds r1, #98 |
| ; CHECK-THUMBV6M-NEXT: adds r0, #251 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_add251_mul353_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movw r1, #23067 |
| ; CHECK-THUMBV7M-NEXT: movw r2, #353 |
| ; CHECK-THUMBV7M-NEXT: mla r0, r0, r2, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, 251 |
| %c = mul i16 %b, 353 |
| ret i16 %c |
| } |
| |
| define i32 @fold_sub251_mul353_i32(i32 %a) { |
| ; CHECK-ARMV6-LABEL: fold_sub251_mul353_i32: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #97 |
| ; CHECK-ARMV6-NEXT: sub r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #256 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_sub251_mul353_i32: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: sub r0, r0, #251 |
| ; CHECK-ARMV7-NEXT: movw r1, #353 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_sub251_mul353_i32: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #255 |
| ; CHECK-THUMBV6M-NEXT: adds r1, #98 |
| ; CHECK-THUMBV6M-NEXT: subs r0, #251 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_sub251_mul353_i32: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: subs r0, #251 |
| ; CHECK-THUMBV7M-NEXT: movw r1, #353 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i32 %a, -251 |
| %c = mul i32 %b, 353 |
| ret i32 %c |
| } |
| |
| define i16 @fold_sub251_mul353_i16(i16 %a) { |
| ; CHECK-ARMV6-LABEL: fold_sub251_mul353_i16: |
| ; CHECK-ARMV6: @ %bb.0: |
| ; CHECK-ARMV6-NEXT: mov r1, #97 |
| ; CHECK-ARMV6-NEXT: sub r0, r0, #251 |
| ; CHECK-ARMV6-NEXT: orr r1, r1, #256 |
| ; CHECK-ARMV6-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV6-NEXT: bx lr |
| ; |
| ; CHECK-ARMV7-LABEL: fold_sub251_mul353_i16: |
| ; CHECK-ARMV7: @ %bb.0: |
| ; CHECK-ARMV7-NEXT: movw r1, #353 |
| ; CHECK-ARMV7-NEXT: mul r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: movw r1, #23067 |
| ; CHECK-ARMV7-NEXT: sub r0, r0, r1 |
| ; CHECK-ARMV7-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV6M-LABEL: fold_sub251_mul353_i16: |
| ; CHECK-THUMBV6M: @ %bb.0: |
| ; CHECK-THUMBV6M-NEXT: movs r1, #255 |
| ; CHECK-THUMBV6M-NEXT: adds r1, #98 |
| ; CHECK-THUMBV6M-NEXT: subs r0, #251 |
| ; CHECK-THUMBV6M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV6M-NEXT: bx lr |
| ; |
| ; CHECK-THUMBV7M-LABEL: fold_sub251_mul353_i16: |
| ; CHECK-THUMBV7M: @ %bb.0: |
| ; CHECK-THUMBV7M-NEXT: movw r1, #353 |
| ; CHECK-THUMBV7M-NEXT: muls r0, r1, r0 |
| ; CHECK-THUMBV7M-NEXT: movw r1, #23067 |
| ; CHECK-THUMBV7M-NEXT: subs r0, r0, r1 |
| ; CHECK-THUMBV7M-NEXT: bx lr |
| %b = add i16 %a, -251 |
| %c = mul i16 %b, 353 |
| ret i16 %c |
| } |