1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ 3; RUN: | FileCheck %s -check-prefix=RV32I 4 5; The stack size is 2048 and the SP adjustment will be split. 6define i32 @SplitSP() nounwind { 7; RV32I-LABEL: SplitSP: 8; RV32I: # %bb.0: # %entry 9; RV32I-NEXT: addi sp, sp, -2032 10; RV32I-NEXT: sw ra, 2028(sp) # 4-byte Folded Spill 11; RV32I-NEXT: addi sp, sp, -16 12; RV32I-NEXT: addi a0, sp, 16 13; RV32I-NEXT: call foo 14; RV32I-NEXT: li a0, 0 15; RV32I-NEXT: addi sp, sp, 16 16; RV32I-NEXT: lw ra, 2028(sp) # 4-byte Folded Reload 17; RV32I-NEXT: addi sp, sp, 2032 18; RV32I-NEXT: ret 19entry: 20 %xx = alloca [2028 x i8], align 1 21 %call = call i32 @foo(ptr nonnull %xx) 22 ret i32 0 23} 24 25; The stack size is 2032 and the SP adjustment will not be split. 26define i32 @NoSplitSP() nounwind { 27; RV32I-LABEL: NoSplitSP: 28; RV32I: # %bb.0: # %entry 29; RV32I-NEXT: addi sp, sp, -2032 30; RV32I-NEXT: sw ra, 2028(sp) # 4-byte Folded Spill 31; RV32I-NEXT: addi a0, sp, 4 32; RV32I-NEXT: call foo 33; RV32I-NEXT: li a0, 0 34; RV32I-NEXT: lw ra, 2028(sp) # 4-byte Folded Reload 35; RV32I-NEXT: addi sp, sp, 2032 36; RV32I-NEXT: ret 37entry: 38 %xx = alloca [2024 x i8], align 1 39 %call = call i32 @foo(ptr nonnull %xx) 40 ret i32 0 41} 42 43declare i32 @foo(ptr) 44