| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV32I |
| ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV64I |
| |
| declare void @callee(i8*) |
| |
| define void @caller32() { |
| ; RV32I-LABEL: caller32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -32 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 32 |
| ; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 32 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: andi sp, sp, -32 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -32 |
| ; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 32 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller32: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -32 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 32 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: andi sp, sp, -32 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -32 |
| ; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 32 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 32 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign32() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign32: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 32 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller64() { |
| ; RV32I-LABEL: caller64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -64 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 64 |
| ; RV32I-NEXT: sw ra, 60(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 56(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 64 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: andi sp, sp, -64 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -64 |
| ; RV32I-NEXT: lw ra, 60(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 56(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 64 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller64: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -64 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 64 |
| ; RV64I-NEXT: sd ra, 56(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 48(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 64 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: andi sp, sp, -64 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -64 |
| ; RV64I-NEXT: ld ra, 56(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 48(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 64 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 64 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign64() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign64: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign64: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 64 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller128() { |
| ; RV32I-LABEL: caller128: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -128 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 128 |
| ; RV32I-NEXT: sw ra, 124(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 120(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 128 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: andi sp, sp, -128 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -128 |
| ; RV32I-NEXT: lw ra, 124(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 120(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 128 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller128: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -128 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 128 |
| ; RV64I-NEXT: sd ra, 120(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 112(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 128 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: andi sp, sp, -128 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -128 |
| ; RV64I-NEXT: ld ra, 120(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 112(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 128 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 128 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign128() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign128: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign128: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 128 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller256() { |
| ; RV32I-LABEL: caller256: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -256 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 256 |
| ; RV32I-NEXT: sw ra, 252(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 248(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 256 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: andi sp, sp, -256 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -256 |
| ; RV32I-NEXT: lw ra, 252(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 248(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 256 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller256: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -256 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 256 |
| ; RV64I-NEXT: sd ra, 248(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 240(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 256 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: andi sp, sp, -256 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -256 |
| ; RV64I-NEXT: ld ra, 248(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 240(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 256 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 256 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign256() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign256: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign256: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 256 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller512() { |
| ; RV32I-LABEL: caller512: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -1024 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 1024 |
| ; RV32I-NEXT: sw ra, 1020(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 1016(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 1024 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: andi sp, sp, -512 |
| ; RV32I-NEXT: addi a0, sp, 512 |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -1024 |
| ; RV32I-NEXT: lw ra, 1020(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 1016(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 1024 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller512: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -1024 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 1024 |
| ; RV64I-NEXT: sd ra, 1016(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 1008(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 1024 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: andi sp, sp, -512 |
| ; RV64I-NEXT: addi a0, sp, 512 |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -1024 |
| ; RV64I-NEXT: ld ra, 1016(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 1008(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 1024 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 512 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign512() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign512: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign512: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 512 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller1024() { |
| ; RV32I-LABEL: caller1024: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -2032 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV32I-NEXT: sw ra, 2028(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 2024(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 2032 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: andi sp, sp, -1024 |
| ; RV32I-NEXT: addi a0, sp, 1024 |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: addi sp, s0, -2048 |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: lw ra, 2028(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 2024(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 2032 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller1024: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -2032 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV64I-NEXT: sd ra, 2024(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 2016(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 2032 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: andi sp, sp, -1024 |
| ; RV64I-NEXT: addi a0, sp, 1024 |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: addi sp, s0, -2048 |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ld ra, 2024(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 2016(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 2032 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 1024 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign1024() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign1024: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign1024: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 1024 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller2048() { |
| ; RV32I-LABEL: caller2048: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -2032 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV32I-NEXT: sw ra, 2028(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 2024(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 2032 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: lui a0, 1 |
| ; RV32I-NEXT: addi a0, a0, -2032 |
| ; RV32I-NEXT: sub sp, sp, a0 |
| ; RV32I-NEXT: andi sp, sp, -2048 |
| ; RV32I-NEXT: lui a0, 1 |
| ; RV32I-NEXT: addi a0, a0, -2048 |
| ; RV32I-NEXT: add a0, sp, a0 |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lui a0, 1 |
| ; RV32I-NEXT: sub sp, s0, a0 |
| ; RV32I-NEXT: lui a0, 1 |
| ; RV32I-NEXT: addi a0, a0, -2032 |
| ; RV32I-NEXT: add sp, sp, a0 |
| ; RV32I-NEXT: lw ra, 2028(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 2024(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 2032 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller2048: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -2032 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV64I-NEXT: sd ra, 2024(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 2016(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 2032 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: lui a0, 1 |
| ; RV64I-NEXT: addiw a0, a0, -2032 |
| ; RV64I-NEXT: sub sp, sp, a0 |
| ; RV64I-NEXT: andi sp, sp, -2048 |
| ; RV64I-NEXT: lui a0, 1 |
| ; RV64I-NEXT: addiw a0, a0, -2048 |
| ; RV64I-NEXT: add a0, sp, a0 |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: lui a0, 1 |
| ; RV64I-NEXT: sub sp, s0, a0 |
| ; RV64I-NEXT: lui a0, 1 |
| ; RV64I-NEXT: addiw a0, a0, -2032 |
| ; RV64I-NEXT: add sp, sp, a0 |
| ; RV64I-NEXT: ld ra, 2024(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 2016(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 2032 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 2048 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign2048() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign2048: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign2048: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 2048 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller4096() { |
| ; RV32I-LABEL: caller4096: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -2032 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV32I-NEXT: sw ra, 2028(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: sw s0, 2024(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: .cfi_offset s0, -8 |
| ; RV32I-NEXT: addi s0, sp, 2032 |
| ; RV32I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV32I-NEXT: lui a0, 2 |
| ; RV32I-NEXT: addi a0, a0, -2032 |
| ; RV32I-NEXT: sub sp, sp, a0 |
| ; RV32I-NEXT: srli a0, sp, 12 |
| ; RV32I-NEXT: slli sp, a0, 12 |
| ; RV32I-NEXT: lui a0, 1 |
| ; RV32I-NEXT: add a0, sp, a0 |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lui a0, 2 |
| ; RV32I-NEXT: sub sp, s0, a0 |
| ; RV32I-NEXT: lui a0, 2 |
| ; RV32I-NEXT: addi a0, a0, -2032 |
| ; RV32I-NEXT: add sp, sp, a0 |
| ; RV32I-NEXT: lw ra, 2028(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: lw s0, 2024(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 2032 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller4096: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -2032 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 2032 |
| ; RV64I-NEXT: sd ra, 2024(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: sd s0, 2016(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: .cfi_offset s0, -16 |
| ; RV64I-NEXT: addi s0, sp, 2032 |
| ; RV64I-NEXT: .cfi_def_cfa s0, 0 |
| ; RV64I-NEXT: lui a0, 2 |
| ; RV64I-NEXT: addiw a0, a0, -2032 |
| ; RV64I-NEXT: sub sp, sp, a0 |
| ; RV64I-NEXT: srli a0, sp, 12 |
| ; RV64I-NEXT: slli sp, a0, 12 |
| ; RV64I-NEXT: lui a0, 1 |
| ; RV64I-NEXT: add a0, sp, a0 |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: lui a0, 2 |
| ; RV64I-NEXT: sub sp, s0, a0 |
| ; RV64I-NEXT: lui a0, 2 |
| ; RV64I-NEXT: addiw a0, a0, -2032 |
| ; RV64I-NEXT: add sp, sp, a0 |
| ; RV64I-NEXT: ld ra, 2024(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: ld s0, 2016(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 2032 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 4096 |
| call void @callee(i8* %1) |
| ret void |
| } |
| |
| define void @caller_no_realign4096() "no-realign-stack" { |
| ; RV32I-LABEL: caller_no_realign4096: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi sp, sp, -16 |
| ; RV32I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32I-NEXT: .cfi_offset ra, -4 |
| ; RV32I-NEXT: mv a0, sp |
| ; RV32I-NEXT: call callee@plt |
| ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32I-NEXT: addi sp, sp, 16 |
| ; RV32I-NEXT: ret |
| ; |
| ; RV64I-LABEL: caller_no_realign4096: |
| ; RV64I: # %bb.0: |
| ; RV64I-NEXT: addi sp, sp, -16 |
| ; RV64I-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64I-NEXT: .cfi_offset ra, -8 |
| ; RV64I-NEXT: mv a0, sp |
| ; RV64I-NEXT: call callee@plt |
| ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64I-NEXT: addi sp, sp, 16 |
| ; RV64I-NEXT: ret |
| %1 = alloca i8, align 4096 |
| call void @callee(i8* %1) |
| ret void |
| } |