view test/CodeGen/Hexagon/expand-condsets-same-inputs.mir @ 146:3fc4d5c3e21e

set tail call flag for code segment in CGCAll
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 23 Dec 2018 19:23:36 +0900
parents 3a76565eade5
children
line wrap: on
line source

# RUN: llc -march=hexagon -run-pass expand-condsets -expand-condsets-coa-limit=0 -o - %s -verify-machineinstrs | FileCheck %s

# CHECK-LABEL: name: fred

--- |
  define void @fred() { ret void }

...
---

name: fred
tracksRegLiveness: true
registers:
  - { id: 0, class: predregs }
  - { id: 1, class: intregs }
  - { id: 2, class: intregs }
  - { id: 3, class: intregs }

body: |
  bb.0:
    liveins: $r0, $r1, $r2, $p0
        %0 = COPY $p0
        %0 = COPY $p0   ; Cheat: convince MIR parser that this is not SSA.
        %1 = COPY $r1
        ; Make sure we do not expand/predicate a mux with identical inputs.
        ; CHECK-NOT: A2_paddit
        %2 = A2_addi %1, 1
        %3 = C2_mux %0, killed %2, %2
        $r0 = COPY %3

...