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# RUN: llc %s -mtriple=m68k -start-after=prologepilog -O0 -filetype=obj -o - \
# RUN: | extract-section .text \
# RUN: | FileCheck %s -check-prefixes=BCC8,BLS8,BLT8,BEQ8,BMI8,BNE8,BGE8,BCS8,BPL8
# RUN: llc %s -mtriple=m68k -start-after=prologepilog -O0 -filetype=obj -o - \
# RUN: | extract-section .text \
# RUN: | FileCheck %s -check-prefixes=BPL8,BGT8,BHI8,BVC8,BLE8,BVS8,BCC16,BLS16
# RUN: llc %s -mtriple=m68k -start-after=prologepilog -O0 -filetype=obj -o - \
# RUN: | extract-section .text \
# RUN: | FileCheck %s -check-prefixes=BLT16,BEQ16,BMI16,BNE16,BGE16,BCS16,BPL16
# RUN: llc %s -mtriple=m68k -start-after=prologepilog -O0 -filetype=obj -o - \
# RUN: | extract-section .text \
# RUN: | FileCheck %s -check-prefixes=BGT16,BHI16,BVC16,BLE16,BVS16
#------------------------------------------------------------------------------
# MxScc branches if the condition is True
#------------------------------------------------------------------------------
--- # MxBcc8
# ---------------+---------------+-------------------------------
# F E D C | B A 9 8 | 7 6 5 4 3 2 1 0
# ---------------+---------------+-------------------------------
# 0 1 1 0 | CONDITION | 8-BIT DISPLACEMENT
# ---------------+---------------+-------------------------------
# BHI8: 0 1 1 0 0 0 1 0 . 0 0 0 0 0 0 0 1
# BLS8: 0 1 1 0 0 0 1 1 . 0 0 1 0 1 0 1 0
# BCC8-SAME: 0 1 1 0 0 1 0 0 . 0 0 0 0 0 0 0 1
# BCS8-SAME: 0 1 1 0 0 1 0 1 . 0 0 0 0 0 0 0 1
# BNE8-SAME: 0 1 1 0 0 1 1 0 . 0 0 0 0 0 0 0 1
# BEQ8-SAME: 0 1 1 0 0 1 1 1 . 0 0 0 0 0 0 0 1
# BVC8-SAME: 0 1 1 0 1 0 0 0 . 0 0 0 0 0 0 0 1
# BVS8-SAME: 0 1 1 0 1 0 0 1 . 0 0 0 0 0 0 0 1
# BPL8-SAME: 0 1 1 0 1 0 1 0 . 0 0 0 0 0 0 0 1
# BMI8-SAME: 0 1 1 0 1 0 1 1 . 0 0 0 0 0 0 0 1
# BGE8-SAME: 0 1 1 0 1 1 0 0 . 0 0 0 0 0 0 0 1
# BLT8-SAME: 0 1 1 0 1 1 0 1 . 0 0 0 0 0 0 0 1
# BGT8-SAME: 0 1 1 0 1 1 1 0 . 0 0 0 0 0 0 0 1
# BLE8-SAME: 0 1 1 0 1 1 1 1 . 0 0 0 0 0 0 0 1
#
# NOTE MxBCC8 branches cannot encode 0 displacement, 0 in displacement instructs
# to use additional word. Also it cannot encode -1 since all 1s instruct to use
# two additional words to encode 32bit offset(since M68020).
name: MxBcc8
body: |
bb.0:
Bhi8 1, implicit $ccr
Bls8 42, implicit $ccr
Bcc8 1, implicit $ccr
Bcs8 1, implicit $ccr
Bne8 1, implicit $ccr
Beq8 1, implicit $ccr
Bvc8 1, implicit $ccr
Bvs8 1, implicit $ccr
Bpl8 1, implicit $ccr
Bmi8 1, implicit $ccr
Bge8 1, implicit $ccr
Blt8 1, implicit $ccr
Bgt8 1, implicit $ccr
Ble8 1, implicit $ccr
...
--- # MxBcc16
# ---------------+---------------+-------------------------------
# F E D C | B A 9 8 | 7 6 5 4 3 2 1 0
# ---------------+---------------+-------------------------------
# 0 1 1 0 | CONDITION | 0 0 0 0 0 0 0 0
# ---------------+---------------+-------------------------------
# BHI16: 0 1 1 0 0 0 1 0 . 0 0 0 0 0 0 0 0
# BHI16-SAME: 1 1 1 1 1 1 1 1 . 1 1 1 1 1 1 1 1
# ---------------------------------------------------------------
# BLS16-SAME: 0 1 1 0 0 0 1 1 . 0 0 0 0 0 0 0 0
# BLS16-SAME: 0 0 0 0 0 0 0 0 . 0 0 1 0 1 0 1 0
# ---------------------------------------------------------------
# BCC16-SAME: 0 1 1 0 0 1 0 0 . 0 0 0 0 0 0 0 0
# BCC16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BCS16: 0 1 1 0 0 1 0 1 . 0 0 0 0 0 0 0 0
# BCS16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BNE16-SAME: 0 1 1 0 0 1 1 0 . 0 0 0 0 0 0 0 0
# BNE16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BEQ16-SAME: 0 1 1 0 0 1 1 1 . 0 0 0 0 0 0 0 0
# BGE16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BVC16-SAME: 0 1 1 0 1 0 0 0 . 0 0 0 0 0 0 0 0
# BVC16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BVS16-SAME: 0 1 1 0 1 0 0 1 . 0 0 0 0 0 0 0 0
# BVS16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BPL16-SAME: 0 1 1 0 1 0 1 0 . 0 0 0 0 0 0 0 0
# BPL16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BMI16-SAME: 0 1 1 0 1 0 1 1 . 0 0 0 0 0 0 0 0
# BMI16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BGE16-SAME: 0 1 1 0 1 1 0 0 . 0 0 0 0 0 0 0 0
# BLE16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BLT16-SAME: 0 1 1 0 1 1 0 1 . 0 0 0 0 0 0 0 0
# BLT16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BGT16-SAME: 0 1 1 0 1 1 1 0 . 0 0 0 0 0 0 0 0
# BGT16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
# ---------------------------------------------------------------
# BLE16-SAME: 0 1 1 0 1 1 1 1 . 0 0 0 0 0 0 0 0
# BLE16-SAME: 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0
name: MxBcc16
body: |
bb.0:
Bhi16 -1, implicit $ccr
Bls16 42, implicit $ccr
Bcc16 0, implicit $ccr
Bcs16 0, implicit $ccr
Bne16 0, implicit $ccr
Beq16 0, implicit $ccr
Bvc16 0, implicit $ccr
Bvs16 0, implicit $ccr
Bpl16 0, implicit $ccr
Bmi16 0, implicit $ccr
Bge16 0, implicit $ccr
Blt16 0, implicit $ccr
Bgt16 0, implicit $ccr
Ble16 0, implicit $ccr
...
|
