llvm/test/MC/AVR/modifiers.s

; RUN: llvm-mc -triple avr -show-encoding < %s | FileCheck %s

; TODO: Add support for lo8(-foo + 3), and add test
; FIXME: most of these tests use values (i.e. 0x0815) that are out of bounds.

foo:
    ldi r24, lo8(0x42)
    ldi r24, lo8(0x2342)

    ldi r24, lo8(0x23)
    ldi r24, hi8(0x2342)

; CHECK: ldi  r24, lo8(66)          ; encoding: [0x82,0xe4]
; CHECK: ldi  r24, lo8(9026)        ; encoding: [0x82,0xe4]

; CHECK: ldi  r24, lo8(35)          ; encoding: [0x83,0xe2]
; CHECK: ldi  r24, hi8(9026)        ; encoding: [0x83,0xe2]

bar:
    ldi r24, lo8(bar)
    ldi r24, hi8(bar)

; CHECK: ldi  r24, lo8(bar)         ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, hi8(bar)         ; encoding: [0x80'A',0xe0]

lo8:
    ldi r24, lo8(0x0815)
    ldi r24, lo8(foo)
    ldi r24, lo8(bar + 5)

; CHECK: ldi  r24, lo8(2069)        ; encoding: [0x85,0xe1]
; CHECK: ldi  r24, lo8(foo)         ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, lo8(bar+5)       ; encoding: [0x80'A',0xe0]

lo8_neg:
    ldi r24, lo8(-(123456))
    ldi r24, lo8(-(foo))

; CHECK: ldi  r24, lo8(-(123456))   ; encoding: [0x80,0xec]
; CHECK: ldi  r24, lo8(-(foo))      ; encoding: [0x80'A',0xe0]

hi8:
    ldi r24, hi8(0x0815)
    ldi r24, hi8(foo)
    ldi r24, hi8(bar + 5)

; CHECK: ldi  r24, hi8(2069)        ; encoding: [0x88,0xe0]
; CHECK: ldi  r24, hi8(foo)         ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, hi8(bar+5)       ; encoding: [0x80'A',0xe0]

hi8_neg:
    ldi r24, hi8(-(123456))
    ldi r24, hi8(-(foo))

; CHECK: ldi  r24, hi8(-(123456))   ; encoding: [0x8d,0xe1]
; CHECK: ldi  r24, hi8(-(foo))      ; encoding: [0x80'A',0xe0]

hh8:
    ldi r24, hh8(0x0815)
    ldi r24, hh8(foo)
    ldi r24, hh8(bar + 5)

; CHECK: ldi  r24, hh8(2069)        ; encoding: [0x80,0xe0]
; CHECK: ldi  r24, hh8(foo)         ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, hh8(bar+5)       ; encoding: [0x80'A',0xe0]

hh8_neg:
    ldi r24, hh8(-(123456))
    ldi r24, hh8(-(foo))

; CHECK: ldi  r24, hh8(-(123456))     ; encoding: [0x8e,0xef]
; CHECK: ldi  r24, hh8(-(foo))        ; encoding: [0x80'A',0xe0]

hlo8: ; synonym with hh8() above, hence the... odd results
    ldi r24, hlo8(0x0815)
    ldi r24, hlo8(foo)
    ldi r24, hlo8(bar + 5)

; CHECK: ldi  r24, hh8(2069)        ; encoding: [0x80,0xe0]
; CHECK: ldi  r24, hh8(foo)         ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, hh8(bar+5)       ; encoding: [0x80'A',0xe0]

hlo8_neg:
    ldi r24, hlo8(-(123456))
    ldi r24, hlo8(-(foo))

; CHECK: ldi  r24, hh8(-(123456))  ; encoding: [0x8e,0xef]
; CHECK: ldi  r24, hh8(-(foo))     ; encoding: [0x80'A',0xe0]

hhi8:
    ldi r24, hhi8(0x0815)
    ldi r24, hhi8(foo)
    ldi r24, hhi8(bar + 5)

; CHECK: ldi  r24, hhi8(2069)       ; encoding: [0x80,0xe0]
; CHECK: ldi  r24, hhi8(foo)        ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, hhi8(bar+5)      ; encoding: [0x80'A',0xe0]

hhi8_neg:
    ldi r24, hhi8(-(123456))
    ldi r24, hhi8(-(foo))


; CHECK: ldi  r24, hhi8(-(123456))  ; encoding: [0x8f,0xef]
; CHECK: ldi  r24, hhi8(-(foo))     ; encoding: [0x80'A',0xe0]

pm_lo8:
    ldi r24, pm_lo8(0x0815)
    ldi r24, pm_lo8(foo)
    ldi r24, pm_lo8(bar + 5)

; CHECK: ldi  r24, pm_lo8(2069)     ; encoding: [0x8a,0xe0]
; CHECK: ldi  r24, pm_lo8(foo)      ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_lo8(bar+5)    ; encoding: [0x80'A',0xe0]

pm_hi8:
    ldi r24, pm_hi8(0x0815)
    ldi r24, pm_hi8(foo)
    ldi r24, pm_hi8(bar + 5)

; CHECK: ldi  r24, pm_hi8(2069)     ; encoding: [0x84,0xe0]
; CHECK: ldi  r24, pm_hi8(foo)      ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_hi8(bar+5)    ; encoding: [0x80'A',0xe0]

pm_hh8:
    ldi r24, pm_hh8(0x0815)
    ldi r24, pm_hh8(foo)
    ldi r24, pm_hh8(bar + 5)

; CHECK: ldi  r24, pm_hh8(2069)     ; encoding: [0x80,0xe0]
; CHECK: ldi  r24, pm_hh8(foo)      ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_hh8(bar+5)    ; encoding: [0x80'A',0xe0]

pm_lo8_neg:
    ldi r24, pm_lo8(-(0x0815))
    ldi r24, pm_lo8(-(foo))
    ldi r24, pm_lo8(-(bar + 5))

; CHECK: ldi  r24, pm_lo8(-(2069))   ; encoding: [0x85,0xef]
; CHECK: ldi  r24, pm_lo8(-(foo))    ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_lo8(-(bar+5))  ; encoding: [0x80'A',0xe0]

pm_hi8_neg:
    ldi r24, pm_hi8(-(0x0815))
    ldi r24, pm_hi8(-(foo))
    ldi r24, pm_hi8(-(bar + 5))

; CHECK: ldi  r24, pm_hi8(-(2069))   ; encoding: [0x8b,0xef]
; CHECK: ldi  r24, pm_hi8(-(foo))    ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_hi8(-(bar+5))  ; encoding: [0x80'A',0xe0]

pm_hh8_neg:
    ldi r24, pm_hh8(-(0x0815))
    ldi r24, pm_hh8(-(foo))
    ldi r24, pm_hh8(-(bar + 5))

; CHECK: ldi  r24, pm_hh8(-(2069))   ; encoding: [0x8f,0xef]
; CHECK: ldi  r24, pm_hh8(-(foo))    ; encoding: [0x80'A',0xe0]
; CHECK: ldi  r24, pm_hh8(-(bar+5))  ; encoding: [0x80'A',0xe0]