| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s --check-prefix=RV32 |
| ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s --check-prefix=RV64 |
| ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ |
| ; RUN: -mattr=+zcmp,+zimop,+zcmop | FileCheck %s --check-prefix=RV64-ZCMP |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: -mattr=+zcmp,+zimop | FileCheck %s --check-prefix=RV32-ZCMP-NOZCMOP |
| ; RUN: llc -mtriple=riscv32 -mattr=+zimop < %s \ |
| ; RUN: -verify-machineinstrs | FileCheck %s --check-prefixes=RV32-ZICFISS,RV32-NOZCMOP |
| ; RUN: llc -mtriple=riscv64 -mattr=+zimop < %s \ |
| ; RUN: -verify-machineinstrs | FileCheck %s --check-prefixes=RV64-ZICFISS,RV64-NOZCMOP |
| ; RUN: llc -mtriple=riscv32 -mattr=+zimop,+zcmop < %s -M no-aliases \ |
| ; RUN: -verify-machineinstrs | FileCheck %s --check-prefixes=RV32-ZICFISS,RV32-ZCMOP |
| ; RUN: llc -mtriple=riscv64 -mattr=+zimop,+zcmop < %s -M no-aliases \ |
| ; RUN: -verify-machineinstrs | FileCheck %s --check-prefixes=RV64-ZICFISS,RV64-ZCMOP |
| |
| define void @f1() shadowcallstack { |
| ; RV32-LABEL: f1: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f1: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f1: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f1: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f1: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f1: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f1: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f1: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| ret void |
| } |
| |
| declare void @foo() |
| |
| define void @f2() shadowcallstack { |
| ; RV32-LABEL: f2: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: tail foo |
| ; |
| ; RV64-LABEL: f2: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: tail foo |
| ; |
| ; RV64-ZCMP-LABEL: f2: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: tail foo |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f2: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: tail foo |
| ; |
| ; RV32-ZICFISS-LABEL: f2: |
| ; RV32-ZICFISS: # %bb.0: |
| ; RV32-ZICFISS-NEXT: tail foo |
| ; |
| ; RV64-ZICFISS-LABEL: f2: |
| ; RV64-ZICFISS: # %bb.0: |
| ; RV64-ZICFISS-NEXT: tail foo |
| tail call void @foo() |
| ret void |
| } |
| |
| declare i32 @bar() |
| |
| define i32 @f3() shadowcallstack { |
| ; RV32-LABEL: f3: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: .cfi_restore gp |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f3: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: .cfi_restore gp |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f3: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: addi gp, gp, 8 |
| ; RV64-ZCMP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMP-NEXT: addi gp, gp, -8 |
| ; RV64-ZCMP-NEXT: .cfi_restore gp |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f3: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f3: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f3: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, 8 |
| ; RV64-NOZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, -8 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f3: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.addi gp, 4 |
| ; RV32-ZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: c.addi gp, -4 |
| ; RV32-ZCMOP-NEXT: .cfi_restore gp |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f3: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.addi gp, 8 |
| ; RV64-ZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: c.addi gp, -8 |
| ; RV64-ZCMOP-NEXT: .cfi_restore gp |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
| |
| define i32 @f4() shadowcallstack { |
| ; RV32-LABEL: f4: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: .cfi_offset s0, -8 |
| ; RV32-NEXT: .cfi_offset s1, -12 |
| ; RV32-NEXT: .cfi_offset s2, -16 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s0, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s1, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s2, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: add s0, s0, s1 |
| ; RV32-NEXT: add a0, s2, a0 |
| ; RV32-NEXT: add a0, s0, a0 |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: .cfi_restore s0 |
| ; RV32-NEXT: .cfi_restore s1 |
| ; RV32-NEXT: .cfi_restore s2 |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: .cfi_restore gp |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f4: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NEXT: addi sp, sp, -32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: .cfi_offset s0, -16 |
| ; RV64-NEXT: .cfi_offset s1, -24 |
| ; RV64-NEXT: .cfi_offset s2, -32 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s0, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s1, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s2, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: add s0, s0, s1 |
| ; RV64-NEXT: add a0, s2, a0 |
| ; RV64-NEXT: addw a0, s0, a0 |
| ; RV64-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: .cfi_restore s0 |
| ; RV64-NEXT: .cfi_restore s1 |
| ; RV64-NEXT: .cfi_restore s2 |
| ; RV64-NEXT: addi sp, sp, 32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: .cfi_restore gp |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f4: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: addi gp, gp, 8 |
| ; RV64-ZCMP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-ZCMP-NEXT: cm.push {ra, s0-s2}, -32 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -32 |
| ; RV64-ZCMP-NEXT: .cfi_offset s0, -24 |
| ; RV64-ZCMP-NEXT: .cfi_offset s1, -16 |
| ; RV64-ZCMP-NEXT: .cfi_offset s2, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s0, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s1, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s2, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: add s0, s0, s1 |
| ; RV64-ZCMP-NEXT: add a0, a0, s2 |
| ; RV64-ZCMP-NEXT: addw a0, a0, s0 |
| ; RV64-ZCMP-NEXT: cm.pop {ra, s0-s2}, 32 |
| ; RV64-ZCMP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMP-NEXT: addi gp, gp, -8 |
| ; RV64-ZCMP-NEXT: .cfi_restore gp |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f4: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra, s0-s2}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s0, -12 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s1, -8 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s2, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s2 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra, s0-s2}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f4: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV32-NOZCMOP-NEXT: add a0, s0, a0 |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f4: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, 8 |
| ; RV64-NOZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NOZCMOP-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s0, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s1, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s2, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV64-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV64-NOZCMOP-NEXT: addw a0, s0, a0 |
| ; RV64-NOZCMOP-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, -8 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore gp |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f4: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.addi gp, 4 |
| ; RV32-ZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.add s0, s1 |
| ; RV32-ZCMOP-NEXT: c.add a0, s2 |
| ; RV32-ZCMOP-NEXT: c.add a0, s0 |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: c.addi gp, -4 |
| ; RV32-ZCMOP-NEXT: .cfi_restore gp |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f4: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.addi gp, 8 |
| ; RV64-ZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-ZCMOP-NEXT: c.addi sp, -32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.add s0, s1 |
| ; RV64-ZCMOP-NEXT: c.add a0, s2 |
| ; RV64-ZCMOP-NEXT: c.addw a0, s0 |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-ZCMOP-NEXT: c.addi16sp sp, 32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: c.addi gp, -8 |
| ; RV64-ZCMOP-NEXT: .cfi_restore gp |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res1 = call i32 @bar() |
| %res2 = call i32 @bar() |
| %res3 = call i32 @bar() |
| %res4 = call i32 @bar() |
| %res12 = add i32 %res1, %res2 |
| %res34 = add i32 %res3, %res4 |
| %res1234 = add i32 %res12, %res34 |
| ret i32 %res1234 |
| } |
| |
| define i32 @f5() shadowcallstack nounwind { |
| ; RV32-LABEL: f5: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f5: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f5: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: addi gp, gp, 8 |
| ; RV64-ZCMP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMP-NEXT: addi gp, gp, -8 |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f5: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMP-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f5: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, 4 |
| ; RV32-NOZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-NOZCMOP-NEXT: addi gp, gp, -4 |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f5: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, 8 |
| ; RV64-NOZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-NOZCMOP-NEXT: addi gp, gp, -8 |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f5: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.addi gp, 4 |
| ; RV32-ZCMOP-NEXT: sw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: lw ra, -4(gp) |
| ; RV32-ZCMOP-NEXT: c.addi gp, -4 |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f5: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.addi gp, 8 |
| ; RV64-ZCMOP-NEXT: sd ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: ld ra, -8(gp) |
| ; RV64-ZCMOP-NEXT: c.addi gp, -8 |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
| |
| define void @f1_hw() "hw-shadow-stack" { |
| ; RV32-LABEL: f1_hw: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f1_hw: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f1_hw: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f1_hw: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f1_hw: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f1_hw: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f1_hw: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f1_hw: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| ret void |
| } |
| |
| define void @f2_hw() "hw-shadow-stack" { |
| ; RV32-LABEL: f2_hw: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: tail foo |
| ; |
| ; RV64-LABEL: f2_hw: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: tail foo |
| ; |
| ; RV64-ZCMP-LABEL: f2_hw: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: tail foo |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f2_hw: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: tail foo |
| ; |
| ; RV32-ZICFISS-LABEL: f2_hw: |
| ; RV32-ZICFISS: # %bb.0: |
| ; RV32-ZICFISS-NEXT: tail foo |
| ; |
| ; RV64-ZICFISS-LABEL: f2_hw: |
| ; RV64-ZICFISS: # %bb.0: |
| ; RV64-ZICFISS-NEXT: tail foo |
| tail call void @foo() |
| ret void |
| } |
| |
| define i32 @f3_hw() "hw-shadow-stack" { |
| ; RV32-LABEL: f3_hw: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f3_hw: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f3_hw: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f3_hw: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f3_hw: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f3_hw: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f3_hw: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f3_hw: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
| |
| define i32 @f4_hw() "hw-shadow-stack" { |
| ; RV32-LABEL: f4_hw: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: .cfi_offset s0, -8 |
| ; RV32-NEXT: .cfi_offset s1, -12 |
| ; RV32-NEXT: .cfi_offset s2, -16 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s0, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s1, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s2, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: add s0, s0, s1 |
| ; RV32-NEXT: add a0, s2, a0 |
| ; RV32-NEXT: add a0, s0, a0 |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: .cfi_restore s0 |
| ; RV32-NEXT: .cfi_restore s1 |
| ; RV32-NEXT: .cfi_restore s2 |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f4_hw: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi sp, sp, -32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: .cfi_offset s0, -16 |
| ; RV64-NEXT: .cfi_offset s1, -24 |
| ; RV64-NEXT: .cfi_offset s2, -32 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s0, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s1, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s2, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: add s0, s0, s1 |
| ; RV64-NEXT: add a0, s2, a0 |
| ; RV64-NEXT: addw a0, s0, a0 |
| ; RV64-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: .cfi_restore s0 |
| ; RV64-NEXT: .cfi_restore s1 |
| ; RV64-NEXT: .cfi_restore s2 |
| ; RV64-NEXT: addi sp, sp, 32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f4_hw: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra, s0-s2}, -32 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -32 |
| ; RV64-ZCMP-NEXT: .cfi_offset s0, -24 |
| ; RV64-ZCMP-NEXT: .cfi_offset s1, -16 |
| ; RV64-ZCMP-NEXT: .cfi_offset s2, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s0, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s1, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s2, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: add s0, s0, s1 |
| ; RV64-ZCMP-NEXT: add a0, a0, s2 |
| ; RV64-ZCMP-NEXT: addw a0, a0, s0 |
| ; RV64-ZCMP-NEXT: cm.pop {ra, s0-s2}, 32 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f4_hw: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra, s0-s2}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s0, -12 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s1, -8 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s2, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s2 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra, s0-s2}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f4_hw: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV32-NOZCMOP-NEXT: add a0, s0, a0 |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f4_hw: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NOZCMOP-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s0, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s1, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s2, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV64-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV64-NOZCMOP-NEXT: addw a0, s0, a0 |
| ; RV64-NOZCMOP-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f4_hw: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.add s0, s1 |
| ; RV32-ZCMOP-NEXT: c.add a0, s2 |
| ; RV32-ZCMOP-NEXT: c.add a0, s0 |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f4_hw: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.add s0, s1 |
| ; RV64-ZCMOP-NEXT: c.add a0, s2 |
| ; RV64-ZCMOP-NEXT: c.addw a0, s0 |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-ZCMOP-NEXT: c.addi16sp sp, 32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res1 = call i32 @bar() |
| %res2 = call i32 @bar() |
| %res3 = call i32 @bar() |
| %res4 = call i32 @bar() |
| %res12 = add i32 %res1, %res2 |
| %res34 = add i32 %res3, %res4 |
| %res1234 = add i32 %res12, %res34 |
| ret i32 %res1234 |
| } |
| |
| define i32 @f5_hw() "hw-shadow-stack" nounwind { |
| ; RV32-LABEL: f5_hw: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f5_hw: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f5_hw: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f5_hw: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f5_hw: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f5_hw: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f5_hw: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f5_hw: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
| |
| define void @f1_both() "hw-shadow-stack" shadowcallstack { |
| ; RV32-LABEL: f1_both: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f1_both: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f1_both: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f1_both: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f1_both: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f1_both: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f1_both: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f1_both: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| ret void |
| } |
| |
| define void @f2_both() "hw-shadow-stack" shadowcallstack { |
| ; RV32-LABEL: f2_both: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: tail foo |
| ; |
| ; RV64-LABEL: f2_both: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: tail foo |
| ; |
| ; RV64-ZCMP-LABEL: f2_both: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: tail foo |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f2_both: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: tail foo |
| ; |
| ; RV32-ZICFISS-LABEL: f2_both: |
| ; RV32-ZICFISS: # %bb.0: |
| ; RV32-ZICFISS-NEXT: tail foo |
| ; |
| ; RV64-ZICFISS-LABEL: f2_both: |
| ; RV64-ZICFISS: # %bb.0: |
| ; RV64-ZICFISS-NEXT: tail foo |
| tail call void @foo() |
| ret void |
| } |
| |
| define i32 @f3_both() "hw-shadow-stack" shadowcallstack { |
| ; RV32-LABEL: f3_both: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: .cfi_restore gp |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f3_both: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: .cfi_restore gp |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f3_both: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f3_both: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f3_both: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f3_both: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f3_both: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f3_both: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
| |
| define i32 @f4_both() "hw-shadow-stack" shadowcallstack { |
| ; RV32-LABEL: f4_both: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x7c # |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: .cfi_offset ra, -4 |
| ; RV32-NEXT: .cfi_offset s0, -8 |
| ; RV32-NEXT: .cfi_offset s1, -12 |
| ; RV32-NEXT: .cfi_offset s2, -16 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s0, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s1, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: mv s2, a0 |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: add s0, s0, s1 |
| ; RV32-NEXT: add a0, s2, a0 |
| ; RV32-NEXT: add a0, s0, a0 |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: .cfi_restore ra |
| ; RV32-NEXT: .cfi_restore s0 |
| ; RV32-NEXT: .cfi_restore s1 |
| ; RV32-NEXT: .cfi_restore s2 |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: .cfi_restore gp |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f4_both: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: .cfi_escape 0x16, 0x03, 0x02, 0x73, 0x78 # |
| ; RV64-NEXT: addi sp, sp, -32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: .cfi_offset ra, -8 |
| ; RV64-NEXT: .cfi_offset s0, -16 |
| ; RV64-NEXT: .cfi_offset s1, -24 |
| ; RV64-NEXT: .cfi_offset s2, -32 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s0, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s1, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: mv s2, a0 |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: add s0, s0, s1 |
| ; RV64-NEXT: add a0, s2, a0 |
| ; RV64-NEXT: addw a0, s0, a0 |
| ; RV64-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: .cfi_restore ra |
| ; RV64-NEXT: .cfi_restore s0 |
| ; RV64-NEXT: .cfi_restore s1 |
| ; RV64-NEXT: .cfi_restore s2 |
| ; RV64-NEXT: addi sp, sp, 32 |
| ; RV64-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: .cfi_restore gp |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f4_both: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra, s0-s2}, -32 |
| ; RV64-ZCMP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMP-NEXT: .cfi_offset ra, -32 |
| ; RV64-ZCMP-NEXT: .cfi_offset s0, -24 |
| ; RV64-ZCMP-NEXT: .cfi_offset s1, -16 |
| ; RV64-ZCMP-NEXT: .cfi_offset s2, -8 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s0, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s1, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: mv s2, a0 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: add s0, s0, s1 |
| ; RV64-ZCMP-NEXT: add a0, a0, s2 |
| ; RV64-ZCMP-NEXT: addw a0, a0, s0 |
| ; RV64-ZCMP-NEXT: cm.pop {ra, s0-s2}, 32 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f4_both: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra, s0-s2}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset ra, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s0, -12 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s1, -8 |
| ; RV32-ZCMP-NOZCMOP-NEXT: .cfi_offset s2, -4 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s2 |
| ; RV32-ZCMP-NOZCMOP-NEXT: add a0, a0, s0 |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra, s0-s2}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f4_both: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: sw s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-NOZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s0, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s1, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: mv s2, a0 |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV32-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV32-NOZCMOP-NEXT: add a0, s0, a0 |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: lw s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f4_both: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-NOZCMOP-NEXT: sd ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: sd s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-NOZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s0, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s1, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: mv s2, a0 |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: add s0, s0, s1 |
| ; RV64-NOZCMOP-NEXT: add a0, s2, a0 |
| ; RV64-NOZCMOP-NEXT: addw a0, s0, a0 |
| ; RV64-NOZCMOP-NEXT: ld ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: ld s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: .cfi_restore ra |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-NOZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 32 |
| ; RV64-NOZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f4_both: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s0, 8(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s1, 4(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: c.swsp s2, 0(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: .cfi_offset ra, -4 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s0, -8 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s1, -12 |
| ; RV32-ZCMOP-NEXT: .cfi_offset s2, -16 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.add s0, s1 |
| ; RV32-ZCMOP-NEXT: c.add a0, s2 |
| ; RV32-ZCMOP-NEXT: c.add a0, s0 |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s0, 8(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s1, 4(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.lwsp s2, 0(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: .cfi_restore ra |
| ; RV32-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV32-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f4_both: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 32 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 24(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s0, 16(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s1, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: c.sdsp s2, 0(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: .cfi_offset ra, -8 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s0, -16 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s1, -24 |
| ; RV64-ZCMOP-NEXT: .cfi_offset s2, -32 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s0, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s1, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.mv s2, a0 |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.add s0, s1 |
| ; RV64-ZCMOP-NEXT: c.add a0, s2 |
| ; RV64-ZCMOP-NEXT: c.addw a0, s0 |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 24(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s0, 16(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s1, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.ldsp s2, 0(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: .cfi_restore ra |
| ; RV64-ZCMOP-NEXT: .cfi_restore s0 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s1 |
| ; RV64-ZCMOP-NEXT: .cfi_restore s2 |
| ; RV64-ZCMOP-NEXT: c.addi16sp sp, 32 |
| ; RV64-ZCMOP-NEXT: .cfi_def_cfa_offset 0 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res1 = call i32 @bar() |
| %res2 = call i32 @bar() |
| %res3 = call i32 @bar() |
| %res4 = call i32 @bar() |
| %res12 = add i32 %res1, %res2 |
| %res34 = add i32 %res3, %res4 |
| %res1234 = add i32 %res12, %res34 |
| ret i32 %res1234 |
| } |
| |
| define i32 @f5_both() "hw-shadow-stack" shadowcallstack nounwind { |
| ; RV32-LABEL: f5_both: |
| ; RV32: # %bb.0: |
| ; RV32-NEXT: addi gp, gp, 4 |
| ; RV32-NEXT: sw ra, -4(gp) |
| ; RV32-NEXT: addi sp, sp, -16 |
| ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NEXT: call bar |
| ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NEXT: addi sp, sp, 16 |
| ; RV32-NEXT: lw ra, -4(gp) |
| ; RV32-NEXT: addi gp, gp, -4 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: f5_both: |
| ; RV64: # %bb.0: |
| ; RV64-NEXT: addi gp, gp, 8 |
| ; RV64-NEXT: sd ra, -8(gp) |
| ; RV64-NEXT: addi sp, sp, -16 |
| ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NEXT: call bar |
| ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NEXT: addi sp, sp, 16 |
| ; RV64-NEXT: ld ra, -8(gp) |
| ; RV64-NEXT: addi gp, gp, -8 |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-ZCMP-LABEL: f5_both: |
| ; RV64-ZCMP: # %bb.0: |
| ; RV64-ZCMP-NEXT: sspush ra |
| ; RV64-ZCMP-NEXT: cm.push {ra}, -16 |
| ; RV64-ZCMP-NEXT: call bar |
| ; RV64-ZCMP-NEXT: cm.pop {ra}, 16 |
| ; RV64-ZCMP-NEXT: sspopchk ra |
| ; RV64-ZCMP-NEXT: ret |
| ; |
| ; RV32-ZCMP-NOZCMOP-LABEL: f5_both: |
| ; RV32-ZCMP-NOZCMOP: # %bb.0: |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspush ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.push {ra}, -16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: call bar |
| ; RV32-ZCMP-NOZCMOP-NEXT: cm.pop {ra}, 16 |
| ; RV32-ZCMP-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMP-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-NOZCMOP-LABEL: f5_both: |
| ; RV32-NOZCMOP: # %bb.0: |
| ; RV32-NOZCMOP-NEXT: sspush ra |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV32-NOZCMOP-NEXT: sw ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-NOZCMOP-NEXT: call bar |
| ; RV32-NOZCMOP-NEXT: lw ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV32-NOZCMOP-NEXT: sspopchk ra |
| ; RV32-NOZCMOP-NEXT: ret |
| ; |
| ; RV64-NOZCMOP-LABEL: f5_both: |
| ; RV64-NOZCMOP: # %bb.0: |
| ; RV64-NOZCMOP-NEXT: sspush ra |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, -16 |
| ; RV64-NOZCMOP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-NOZCMOP-NEXT: call bar |
| ; RV64-NOZCMOP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-NOZCMOP-NEXT: addi sp, sp, 16 |
| ; RV64-NOZCMOP-NEXT: sspopchk ra |
| ; RV64-NOZCMOP-NEXT: ret |
| ; |
| ; RV32-ZCMOP-LABEL: f5_both: |
| ; RV32-ZCMOP: # %bb.0: |
| ; RV32-ZCMOP-NEXT: c.sspush ra |
| ; RV32-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV32-ZCMOP-NEXT: c.swsp ra, 12(sp) # 4-byte Folded Spill |
| ; RV32-ZCMOP-NEXT: call bar |
| ; RV32-ZCMOP-NEXT: c.lwsp ra, 12(sp) # 4-byte Folded Reload |
| ; RV32-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV32-ZCMOP-NEXT: sspopchk ra |
| ; RV32-ZCMOP-NEXT: c.jr ra |
| ; |
| ; RV64-ZCMOP-LABEL: f5_both: |
| ; RV64-ZCMOP: # %bb.0: |
| ; RV64-ZCMOP-NEXT: c.sspush ra |
| ; RV64-ZCMOP-NEXT: c.addi sp, -16 |
| ; RV64-ZCMOP-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill |
| ; RV64-ZCMOP-NEXT: call bar |
| ; RV64-ZCMOP-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload |
| ; RV64-ZCMOP-NEXT: c.addi sp, 16 |
| ; RV64-ZCMOP-NEXT: sspopchk ra |
| ; RV64-ZCMOP-NEXT: c.jr ra |
| %res = call i32 @bar() |
| %res1 = add i32 %res, 1 |
| ret i32 %res |
| } |
