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| # RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=ALL,INC
# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+slow-incdec -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=ALL,ADD
--- |
define i8 @test_add_i8(i8 %arg1) {
%ret = add i8 %arg1, 1
ret i8 %ret
}
...
---
name: test_add_i8
legalized: true
regBankSelected: true
# ALL: registers:
# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
# INC-NEXT: - { id: 1, class: gpr, preferred-register: '' }
# ADD-NEXT: - { id: 1, class: gpr, preferred-register: '' }
# ALL-NEXT: - { id: 2, class: gr8, preferred-register: '' }
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
# ALL: %0:gr8 = COPY $al
# INC-NEXT: %2:gr8 = INC8r %0
# ADD-NEXT: %2:gr8 = ADD8ri %0, 1
body: |
bb.1 (%ir-block.0):
liveins: $al
%0(s8) = COPY $al
%1(s8) = G_CONSTANT i8 1
%2(s8) = G_ADD %0, %1
$al = COPY %2(s8)
...
|