| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=avr --mcpu=atmega328 -O0 -verify-machineinstrs \ |
| ; RUN: | FileCheck -check-prefix=CHECK-O0 %s |
| ; RUN: llc < %s -mtriple=avr --mcpu=atmega328 -O3 -verify-machineinstrs \ |
| ; RUN: | FileCheck -check-prefix=CHECK-O3 %s |
| |
| @arr0 = addrspace(1) constant [4 x i16] [i16 123, i16 234, i16 456, i16 67], align 1 |
| @arr1 = addrspace(1) constant [4 x i8] c"ABCD", align 1 |
| |
| define i16 @foo0(i16 %a) addrspace(1) { |
| ; CHECK-O0-LABEL: foo0: |
| ; CHECK-O0: ; %bb.0: ; %entry |
| ; CHECK-O0-NEXT: push r28 |
| ; CHECK-O0-NEXT: push r29 |
| ; CHECK-O0-NEXT: in r28, 61 |
| ; CHECK-O0-NEXT: in r29, 62 |
| ; CHECK-O0-NEXT: sbiw r28, 2 |
| ; CHECK-O0-NEXT: in r0, 63 |
| ; CHECK-O0-NEXT: cli |
| ; CHECK-O0-NEXT: out 62, r29 |
| ; CHECK-O0-NEXT: out 63, r0 |
| ; CHECK-O0-NEXT: out 61, r28 |
| ; CHECK-O0-NEXT: std Y+1, r24 |
| ; CHECK-O0-NEXT: std Y+2, r25 |
| ; CHECK-O0-NEXT: ldd r30, Y+1 |
| ; CHECK-O0-NEXT: ldd r31, Y+2 |
| ; CHECK-O0-NEXT: lsl r30 |
| ; CHECK-O0-NEXT: rol r31 |
| ; CHECK-O0-NEXT: subi r30, -lo8(arr0) |
| ; CHECK-O0-NEXT: sbci r31, -hi8(arr0) |
| ; CHECK-O0-NEXT: lpm r24, Z+ |
| ; CHECK-O0-NEXT: lpm r25, Z |
| ; CHECK-O0-NEXT: adiw r28, 2 |
| ; CHECK-O0-NEXT: in r0, 63 |
| ; CHECK-O0-NEXT: cli |
| ; CHECK-O0-NEXT: out 62, r29 |
| ; CHECK-O0-NEXT: out 63, r0 |
| ; CHECK-O0-NEXT: out 61, r28 |
| ; CHECK-O0-NEXT: pop r29 |
| ; CHECK-O0-NEXT: pop r28 |
| ; CHECK-O0-NEXT: ret |
| ; |
| ; CHECK-O3-LABEL: foo0: |
| ; CHECK-O3: ; %bb.0: ; %entry |
| ; CHECK-O3-NEXT: push r28 |
| ; CHECK-O3-NEXT: push r29 |
| ; CHECK-O3-NEXT: in r28, 61 |
| ; CHECK-O3-NEXT: in r29, 62 |
| ; CHECK-O3-NEXT: sbiw r28, 2 |
| ; CHECK-O3-NEXT: in r0, 63 |
| ; CHECK-O3-NEXT: cli |
| ; CHECK-O3-NEXT: out 62, r29 |
| ; CHECK-O3-NEXT: out 63, r0 |
| ; CHECK-O3-NEXT: out 61, r28 |
| ; CHECK-O3-NEXT: std Y+1, r24 |
| ; CHECK-O3-NEXT: std Y+2, r25 |
| ; CHECK-O3-NEXT: lsl r24 |
| ; CHECK-O3-NEXT: rol r25 |
| ; CHECK-O3-NEXT: subi r24, -lo8(arr0) |
| ; CHECK-O3-NEXT: sbci r25, -hi8(arr0) |
| ; CHECK-O3-NEXT: movw r30, r24 |
| ; CHECK-O3-NEXT: lpm r24, Z+ |
| ; CHECK-O3-NEXT: lpm r25, Z |
| ; CHECK-O3-NEXT: adiw r28, 2 |
| ; CHECK-O3-NEXT: in r0, 63 |
| ; CHECK-O3-NEXT: cli |
| ; CHECK-O3-NEXT: out 62, r29 |
| ; CHECK-O3-NEXT: out 63, r0 |
| ; CHECK-O3-NEXT: out 61, r28 |
| ; CHECK-O3-NEXT: pop r29 |
| ; CHECK-O3-NEXT: pop r28 |
| ; CHECK-O3-NEXT: ret |
| entry: |
| %a.addr = alloca i16, align 1 |
| store i16 %a, i16* %a.addr, align 1 |
| %0 = load i16, i16* %a.addr, align 1 |
| %arrayidx = getelementptr inbounds [4 x i16], [4 x i16] addrspace(1)* @arr0, i16 0, i16 %0 |
| %1 = load i16, i16 addrspace(1)* %arrayidx, align 1 |
| ret i16 %1 |
| } |
| |
| define i8 @foo1(i16 %a) addrspace(1) { |
| ; CHECK-O0-LABEL: foo1: |
| ; CHECK-O0: ; %bb.0: ; %entry |
| ; CHECK-O0-NEXT: push r28 |
| ; CHECK-O0-NEXT: push r29 |
| ; CHECK-O0-NEXT: in r28, 61 |
| ; CHECK-O0-NEXT: in r29, 62 |
| ; CHECK-O0-NEXT: sbiw r28, 2 |
| ; CHECK-O0-NEXT: in r0, 63 |
| ; CHECK-O0-NEXT: cli |
| ; CHECK-O0-NEXT: out 62, r29 |
| ; CHECK-O0-NEXT: out 63, r0 |
| ; CHECK-O0-NEXT: out 61, r28 |
| ; CHECK-O0-NEXT: std Y+1, r24 |
| ; CHECK-O0-NEXT: std Y+2, r25 |
| ; CHECK-O0-NEXT: ldd r30, Y+1 |
| ; CHECK-O0-NEXT: ldd r31, Y+2 |
| ; CHECK-O0-NEXT: subi r30, -lo8(arr1) |
| ; CHECK-O0-NEXT: sbci r31, -hi8(arr1) |
| ; CHECK-O0-NEXT: lpm r24, Z |
| ; CHECK-O0-NEXT: adiw r28, 2 |
| ; CHECK-O0-NEXT: in r0, 63 |
| ; CHECK-O0-NEXT: cli |
| ; CHECK-O0-NEXT: out 62, r29 |
| ; CHECK-O0-NEXT: out 63, r0 |
| ; CHECK-O0-NEXT: out 61, r28 |
| ; CHECK-O0-NEXT: pop r29 |
| ; CHECK-O0-NEXT: pop r28 |
| ; CHECK-O0-NEXT: ret |
| ; |
| ; CHECK-O3-LABEL: foo1: |
| ; CHECK-O3: ; %bb.0: ; %entry |
| ; CHECK-O3-NEXT: push r28 |
| ; CHECK-O3-NEXT: push r29 |
| ; CHECK-O3-NEXT: in r28, 61 |
| ; CHECK-O3-NEXT: in r29, 62 |
| ; CHECK-O3-NEXT: sbiw r28, 2 |
| ; CHECK-O3-NEXT: in r0, 63 |
| ; CHECK-O3-NEXT: cli |
| ; CHECK-O3-NEXT: out 62, r29 |
| ; CHECK-O3-NEXT: out 63, r0 |
| ; CHECK-O3-NEXT: out 61, r28 |
| ; CHECK-O3-NEXT: std Y+1, r24 |
| ; CHECK-O3-NEXT: std Y+2, r25 |
| ; CHECK-O3-NEXT: subi r24, -lo8(arr1) |
| ; CHECK-O3-NEXT: sbci r25, -hi8(arr1) |
| ; CHECK-O3-NEXT: movw r30, r24 |
| ; CHECK-O3-NEXT: lpm r24, Z |
| ; CHECK-O3-NEXT: adiw r28, 2 |
| ; CHECK-O3-NEXT: in r0, 63 |
| ; CHECK-O3-NEXT: cli |
| ; CHECK-O3-NEXT: out 62, r29 |
| ; CHECK-O3-NEXT: out 63, r0 |
| ; CHECK-O3-NEXT: out 61, r28 |
| ; CHECK-O3-NEXT: pop r29 |
| ; CHECK-O3-NEXT: pop r28 |
| ; CHECK-O3-NEXT: ret |
| entry: |
| %a.addr = alloca i16, align 1 |
| store i16 %a, i16* %a.addr, align 1 |
| %0 = load i16, i16* %a.addr, align 1 |
| %arrayidx = getelementptr inbounds [4 x i8], [4 x i8] addrspace(1)* @arr1, i16 0, i16 %0 |
| %1 = load i8, i8 addrspace(1)* %arrayidx, align 1 |
| ret i8 %1 |
| } |
