llvm-project/llvm/test/CodeGen/RISCV/frame.ll

55 lines
1.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
; RUN: | FileCheck -check-prefix=RV32I-FPELIM %s
; RUN: llc -mtriple=riscv32 -frame-pointer=all -verify-machineinstrs < %s \
; RUN: | FileCheck -check-prefix=RV32I-WITHFP %s
%struct.key_t = type { i32, [16 x i8] }
define i32 @test() nounwind {
; RV32I-FPELIM-LABEL: test:
; RV32I-FPELIM: # %bb.0:
; RV32I-FPELIM-NEXT: addi sp, sp, -32
; RV32I-FPELIM-NEXT: sw ra, 28(sp)
; RV32I-FPELIM-NEXT: sw zero, 24(sp)
; RV32I-FPELIM-NEXT: sw zero, 20(sp)
; RV32I-FPELIM-NEXT: sw zero, 16(sp)
; RV32I-FPELIM-NEXT: sw zero, 12(sp)
; RV32I-FPELIM-NEXT: sw zero, 8(sp)
; RV32I-FPELIM-NEXT: addi a0, sp, 12
; RV32I-FPELIM-NEXT: call test1
; RV32I-FPELIM-NEXT: mv a0, zero
; RV32I-FPELIM-NEXT: lw ra, 28(sp)
; RV32I-FPELIM-NEXT: addi sp, sp, 32
; RV32I-FPELIM-NEXT: ret
;
; RV32I-WITHFP-LABEL: test:
; RV32I-WITHFP: # %bb.0:
; RV32I-WITHFP-NEXT: addi sp, sp, -32
; RV32I-WITHFP-NEXT: sw ra, 28(sp)
; RV32I-WITHFP-NEXT: sw s0, 24(sp)
; RV32I-WITHFP-NEXT: addi s0, sp, 32
; RV32I-WITHFP-NEXT: sw zero, -16(s0)
; RV32I-WITHFP-NEXT: sw zero, -20(s0)
; RV32I-WITHFP-NEXT: sw zero, -24(s0)
; RV32I-WITHFP-NEXT: sw zero, -28(s0)
; RV32I-WITHFP-NEXT: sw zero, -32(s0)
; RV32I-WITHFP-NEXT: addi a0, s0, -28
; RV32I-WITHFP-NEXT: call test1
; RV32I-WITHFP-NEXT: mv a0, zero
; RV32I-WITHFP-NEXT: lw s0, 24(sp)
; RV32I-WITHFP-NEXT: lw ra, 28(sp)
; RV32I-WITHFP-NEXT: addi sp, sp, 32
; RV32I-WITHFP-NEXT: ret
%key = alloca %struct.key_t, align 4
%1 = bitcast %struct.key_t* %key to i8*
call void @llvm.memset.p0i8.i64(i8* align 4 %1, i8 0, i64 20, i1 false)
%2 = getelementptr inbounds %struct.key_t, %struct.key_t* %key, i64 0, i32 1, i64 0
call void @test1(i8* %2)
ret i32 0
}
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1)
declare void @test1(i8*)