llvm-project/llvm/test/CodeGen/RISCV/rvv/frameindex-addr.ll

32 lines
1.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs -stop-after=finalize-isel < %s | FileCheck %s
; This test makes sure we match FrameIndex into the base address.
; Done as a MIR test because eliminateFrameIndex will likely turn it
; back into an addi.
declare void @llvm.riscv.vse.nxv1i64(
<vscale x 1 x i64>,
<vscale x 1 x i64>*,
i64);
define i64 @test(<vscale x 1 x i64> %0) nounwind {
; CHECK-LABEL: name: test
; CHECK: bb.0.entry:
; CHECK: liveins: $v8
; CHECK: [[COPY:%[0-9]+]]:vr = COPY $v8
; CHECK: PseudoVSE64_V_M1 [[COPY]], %stack.0.a, 1, 6
; CHECK: [[LD:%[0-9]+]]:gpr = LD %stack.0.a, 0 :: (dereferenceable load (s64) from %ir.a)
; CHECK: $x10 = COPY [[LD]]
; CHECK: PseudoRET implicit $x10
entry:
%a = alloca i64
%b = bitcast i64* %a to <vscale x 1 x i64>*
call void @llvm.riscv.vse.nxv1i64(
<vscale x 1 x i64> %0,
<vscale x 1 x i64>* %b,
i64 1)
%c = load i64, i64* %a
ret i64 %c
}