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; 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
}
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