llvm-project/llvm/test/CodeGen/SPARC/branches-v9.ll

97 lines
2.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=sparcv9 -disable-sparc-leaf-proc | FileCheck %s
;; 1. When emitting code for v9, branches should always explicitly specify
;; %icc or %xcc.
;; 2. There should never be a `ba` that jumps into two instructions immediately
;; following it.
define void @i(i32 signext %sel) {
; CHECK-LABEL: i:
; CHECK: .cfi_startproc
; CHECK-NEXT: ! %bb.0: ! %entry
; CHECK-NEXT: save %sp, -176, %sp
; CHECK-NEXT: .cfi_def_cfa_register %fp
; CHECK-NEXT: .cfi_window_save
; CHECK-NEXT: .cfi_register %o7, %i7
; CHECK-NEXT: cmp %i0, 0
; CHECK-NEXT: be %icc, .LBB0_2
; CHECK-NEXT: nop
; CHECK-NEXT: ! %bb.1: ! %fbb
; CHECK-NEXT: call f2
; CHECK-NEXT: nop
; CHECK-NEXT: ba %icc, .LBB0_3
; CHECK-NEXT: nop
; CHECK-NEXT: .LBB0_2: ! %tbb
; CHECK-NEXT: call f1
; CHECK-NEXT: nop
; CHECK-NEXT: .LBB0_3: ! %end
; CHECK-NEXT: call f3
; CHECK-NEXT: nop
; CHECK-NEXT: ret
; CHECK-NEXT: restore
entry:
%cond = icmp eq i32 %sel, 0
br i1 %cond, label %tbb, label %fbb
fbb:
call void @f2()
br label %end
tbb:
call void @f1()
br label %end
end:
call void @f3()
ret void
}
define void @l(i64 %sel) {
; CHECK-LABEL: l:
; CHECK: .cfi_startproc
; CHECK-NEXT: ! %bb.0: ! %entry
; CHECK-NEXT: save %sp, -176, %sp
; CHECK-NEXT: .cfi_def_cfa_register %fp
; CHECK-NEXT: .cfi_window_save
; CHECK-NEXT: .cfi_register %o7, %i7
; CHECK-NEXT: cmp %i0, 0
; CHECK-NEXT: be %xcc, .LBB1_2
; CHECK-NEXT: nop
; CHECK-NEXT: ! %bb.1: ! %fbb
; CHECK-NEXT: call f2
; CHECK-NEXT: nop
; CHECK-NEXT: ba %icc, .LBB1_3
; CHECK-NEXT: nop
; CHECK-NEXT: .LBB1_2: ! %tbb
; CHECK-NEXT: call f1
; CHECK-NEXT: nop
; CHECK-NEXT: .LBB1_3: ! %end
; CHECK-NEXT: call f3
; CHECK-NEXT: nop
; CHECK-NEXT: ret
; CHECK-NEXT: restore
entry:
%cond = icmp eq i64 %sel, 0
br i1 %cond, label %tbb, label %fbb
fbb:
call void @f2()
br label %end
tbb:
call void @f1()
br label %end
end:
call void @f3()
ret void
}
declare void @f1(...)
declare void @f2(...)
declare void @f3(...)