forked from OSchip/llvm-project
67 lines
2.0 KiB
LLVM
67 lines
2.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 < %s | FileCheck -check-prefix=RV32 %s
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; RUN: llc -mtriple=riscv64 < %s | FileCheck -check-prefix=RV64 %s
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define void @foo(i32 signext %size) {
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; RV32-LABEL: foo:
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; RV32: # %bb.0: # %entry
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; RV32-NEXT: addi sp, sp, -16
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; RV32-NEXT: .cfi_def_cfa_offset 16
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; RV32-NEXT: sw ra, 12(sp)
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; RV32-NEXT: sw s0, 8(sp)
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; RV32-NEXT: .cfi_offset ra, -4
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; RV32-NEXT: .cfi_offset s0, -8
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; RV32-NEXT: addi s0, sp, 16
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; RV32-NEXT: .cfi_def_cfa s0, 0
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; RV32-NEXT: addi a0, a0, 15
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; RV32-NEXT: andi a0, a0, -16
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; RV32-NEXT: sub a0, sp, a0
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; RV32-NEXT: mv sp, a0
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; RV32-NEXT: call bar
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; RV32-NEXT: addi sp, s0, -16
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; RV32-NEXT: lw s0, 8(sp)
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; RV32-NEXT: .cfi_def_cfa sp, 16
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; RV32-NEXT: lw ra, 12(sp)
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; RV32-NEXT: .cfi_restore ra
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; RV32-NEXT: .cfi_restore s0
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; RV32-NEXT: addi sp, sp, 16
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; RV32-NEXT: .cfi_def_cfa_offset 0
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; RV32-NEXT: ret
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;
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; RV64-LABEL: foo:
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; RV64: # %bb.0: # %entry
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; RV64-NEXT: addi sp, sp, -16
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; RV64-NEXT: .cfi_def_cfa_offset 16
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; RV64-NEXT: sd ra, 8(sp)
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; RV64-NEXT: sd s0, 0(sp)
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; RV64-NEXT: .cfi_offset ra, -8
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; RV64-NEXT: .cfi_offset s0, -16
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; RV64-NEXT: addi s0, sp, 16
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; RV64-NEXT: .cfi_def_cfa s0, 0
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; RV64-NEXT: addi a1, zero, 1
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; RV64-NEXT: slli a1, a1, 33
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; RV64-NEXT: addi a1, a1, -16
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; RV64-NEXT: slli a0, a0, 32
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; RV64-NEXT: srli a0, a0, 32
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; RV64-NEXT: addi a0, a0, 15
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; RV64-NEXT: and a0, a0, a1
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; RV64-NEXT: sub a0, sp, a0
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; RV64-NEXT: mv sp, a0
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; RV64-NEXT: call bar
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; RV64-NEXT: addi sp, s0, -16
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; RV64-NEXT: ld s0, 0(sp)
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; RV64-NEXT: .cfi_def_cfa sp, 16
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; RV64-NEXT: ld ra, 8(sp)
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; RV64-NEXT: .cfi_restore ra
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; RV64-NEXT: .cfi_restore s0
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; RV64-NEXT: addi sp, sp, 16
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; RV64-NEXT: .cfi_def_cfa_offset 0
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; RV64-NEXT: ret
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entry:
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%0 = alloca i8, i32 %size, align 16
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call void @bar(i8* nonnull %0) #2
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ret void
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}
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declare void @bar(i8*)
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