| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=riscv32 \ |
| ; RUN: | FileCheck %s --check-prefixes=RV32-BOTH,RV32 |
| ; RUN: llc < %s -mtriple=riscv64 \ |
| ; RUN: | FileCheck %s --check-prefixes=RV64-BOTH,RV64 |
| ; RUN: llc < %s -mtriple=riscv32 -mattr=+unaligned-scalar-mem \ |
| ; RUN: | FileCheck %s --check-prefixes=RV32-BOTH,RV32-FAST |
| ; RUN: llc < %s -mtriple=riscv64 -mattr=+unaligned-scalar-mem \ |
| ; RUN: | FileCheck %s --check-prefixes=RV64-BOTH,RV64-FAST |
| |
| ; ---------------------------------------------------------------------- |
| ; Fully unaligned cases |
| |
| define void @unaligned_memcpy0(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: unaligned_memcpy0: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: unaligned_memcpy0: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 0, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy1(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: unaligned_memcpy1: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lbu a1, 0(a1) |
| ; RV32-BOTH-NEXT: sb a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: unaligned_memcpy1: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: lbu a1, 0(a1) |
| ; RV64-BOTH-NEXT: sb a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 1, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy2(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy2: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy2: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy2: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lh a1, 0(a1) |
| ; RV32-FAST-NEXT: sh a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy2: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lh a1, 0(a1) |
| ; RV64-FAST-NEXT: sh a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 2, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy3(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy3: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy3: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy3: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lbu a2, 2(a1) |
| ; RV32-FAST-NEXT: sb a2, 2(a0) |
| ; RV32-FAST-NEXT: lh a1, 0(a1) |
| ; RV32-FAST-NEXT: sh a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy3: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lbu a2, 2(a1) |
| ; RV64-FAST-NEXT: sb a2, 2(a0) |
| ; RV64-FAST-NEXT: lh a1, 0(a1) |
| ; RV64-FAST-NEXT: sh a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 3, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy4(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy4: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy4: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy4: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy4: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lw a1, 0(a1) |
| ; RV64-FAST-NEXT: sw a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 4, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy7(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy7: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lbu a2, 5(a1) |
| ; RV32-NEXT: sb a2, 5(a0) |
| ; RV32-NEXT: lbu a2, 4(a1) |
| ; RV32-NEXT: sb a2, 4(a0) |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy7: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lbu a2, 5(a1) |
| ; RV64-NEXT: sb a2, 5(a0) |
| ; RV64-NEXT: lbu a2, 4(a1) |
| ; RV64-NEXT: sb a2, 4(a0) |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy7: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 3(a1) |
| ; RV32-FAST-NEXT: sw a2, 3(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy7: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lw a2, 3(a1) |
| ; RV64-FAST-NEXT: sw a2, 3(a0) |
| ; RV64-FAST-NEXT: lw a1, 0(a1) |
| ; RV64-FAST-NEXT: sw a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 7, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy8(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy8: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 7(a1) |
| ; RV32-NEXT: sb a2, 7(a0) |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lbu a2, 5(a1) |
| ; RV32-NEXT: sb a2, 5(a0) |
| ; RV32-NEXT: lbu a2, 4(a1) |
| ; RV32-NEXT: sb a2, 4(a0) |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy8: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 7(a1) |
| ; RV64-NEXT: sb a2, 7(a0) |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lbu a2, 5(a1) |
| ; RV64-NEXT: sb a2, 5(a0) |
| ; RV64-NEXT: lbu a2, 4(a1) |
| ; RV64-NEXT: sb a2, 4(a0) |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy8: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy8: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 8, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy15(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy15: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 14(a1) |
| ; RV32-NEXT: sb a2, 14(a0) |
| ; RV32-NEXT: lbu a2, 13(a1) |
| ; RV32-NEXT: sb a2, 13(a0) |
| ; RV32-NEXT: lbu a2, 12(a1) |
| ; RV32-NEXT: sb a2, 12(a0) |
| ; RV32-NEXT: lbu a2, 11(a1) |
| ; RV32-NEXT: sb a2, 11(a0) |
| ; RV32-NEXT: lbu a2, 10(a1) |
| ; RV32-NEXT: sb a2, 10(a0) |
| ; RV32-NEXT: lbu a2, 9(a1) |
| ; RV32-NEXT: sb a2, 9(a0) |
| ; RV32-NEXT: lbu a2, 8(a1) |
| ; RV32-NEXT: sb a2, 8(a0) |
| ; RV32-NEXT: lbu a2, 7(a1) |
| ; RV32-NEXT: sb a2, 7(a0) |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lbu a2, 5(a1) |
| ; RV32-NEXT: sb a2, 5(a0) |
| ; RV32-NEXT: lbu a2, 4(a1) |
| ; RV32-NEXT: sb a2, 4(a0) |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy15: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 14(a1) |
| ; RV64-NEXT: sb a2, 14(a0) |
| ; RV64-NEXT: lbu a2, 13(a1) |
| ; RV64-NEXT: sb a2, 13(a0) |
| ; RV64-NEXT: lbu a2, 12(a1) |
| ; RV64-NEXT: sb a2, 12(a0) |
| ; RV64-NEXT: lbu a2, 11(a1) |
| ; RV64-NEXT: sb a2, 11(a0) |
| ; RV64-NEXT: lbu a2, 10(a1) |
| ; RV64-NEXT: sb a2, 10(a0) |
| ; RV64-NEXT: lbu a2, 9(a1) |
| ; RV64-NEXT: sb a2, 9(a0) |
| ; RV64-NEXT: lbu a2, 8(a1) |
| ; RV64-NEXT: sb a2, 8(a0) |
| ; RV64-NEXT: lbu a2, 7(a1) |
| ; RV64-NEXT: sb a2, 7(a0) |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lbu a2, 5(a1) |
| ; RV64-NEXT: sb a2, 5(a0) |
| ; RV64-NEXT: lbu a2, 4(a1) |
| ; RV64-NEXT: sb a2, 4(a0) |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy15: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 11(a1) |
| ; RV32-FAST-NEXT: sw a2, 11(a0) |
| ; RV32-FAST-NEXT: lw a2, 8(a1) |
| ; RV32-FAST-NEXT: sw a2, 8(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy15: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 7(a1) |
| ; RV64-FAST-NEXT: sd a2, 7(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 15, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy16(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy16: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 15(a1) |
| ; RV32-NEXT: sb a2, 15(a0) |
| ; RV32-NEXT: lbu a2, 14(a1) |
| ; RV32-NEXT: sb a2, 14(a0) |
| ; RV32-NEXT: lbu a2, 13(a1) |
| ; RV32-NEXT: sb a2, 13(a0) |
| ; RV32-NEXT: lbu a2, 12(a1) |
| ; RV32-NEXT: sb a2, 12(a0) |
| ; RV32-NEXT: lbu a2, 11(a1) |
| ; RV32-NEXT: sb a2, 11(a0) |
| ; RV32-NEXT: lbu a2, 10(a1) |
| ; RV32-NEXT: sb a2, 10(a0) |
| ; RV32-NEXT: lbu a2, 9(a1) |
| ; RV32-NEXT: sb a2, 9(a0) |
| ; RV32-NEXT: lbu a2, 8(a1) |
| ; RV32-NEXT: sb a2, 8(a0) |
| ; RV32-NEXT: lbu a2, 7(a1) |
| ; RV32-NEXT: sb a2, 7(a0) |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lbu a2, 5(a1) |
| ; RV32-NEXT: sb a2, 5(a0) |
| ; RV32-NEXT: lbu a2, 4(a1) |
| ; RV32-NEXT: sb a2, 4(a0) |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy16: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 15(a1) |
| ; RV64-NEXT: sb a2, 15(a0) |
| ; RV64-NEXT: lbu a2, 14(a1) |
| ; RV64-NEXT: sb a2, 14(a0) |
| ; RV64-NEXT: lbu a2, 13(a1) |
| ; RV64-NEXT: sb a2, 13(a0) |
| ; RV64-NEXT: lbu a2, 12(a1) |
| ; RV64-NEXT: sb a2, 12(a0) |
| ; RV64-NEXT: lbu a2, 11(a1) |
| ; RV64-NEXT: sb a2, 11(a0) |
| ; RV64-NEXT: lbu a2, 10(a1) |
| ; RV64-NEXT: sb a2, 10(a0) |
| ; RV64-NEXT: lbu a2, 9(a1) |
| ; RV64-NEXT: sb a2, 9(a0) |
| ; RV64-NEXT: lbu a2, 8(a1) |
| ; RV64-NEXT: sb a2, 8(a0) |
| ; RV64-NEXT: lbu a2, 7(a1) |
| ; RV64-NEXT: sb a2, 7(a0) |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lbu a2, 5(a1) |
| ; RV64-NEXT: sb a2, 5(a0) |
| ; RV64-NEXT: lbu a2, 4(a1) |
| ; RV64-NEXT: sb a2, 4(a0) |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy16: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 12(a1) |
| ; RV32-FAST-NEXT: sw a2, 12(a0) |
| ; RV32-FAST-NEXT: lw a2, 8(a1) |
| ; RV32-FAST-NEXT: sw a2, 8(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy16: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 8(a1) |
| ; RV64-FAST-NEXT: sd a2, 8(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 16, i1 false) |
| ret void |
| } |
| |
| define void @unaligned_memcpy31(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: unaligned_memcpy31: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 30(a1) |
| ; RV32-NEXT: sb a2, 30(a0) |
| ; RV32-NEXT: lbu a2, 29(a1) |
| ; RV32-NEXT: sb a2, 29(a0) |
| ; RV32-NEXT: lbu a2, 28(a1) |
| ; RV32-NEXT: sb a2, 28(a0) |
| ; RV32-NEXT: lbu a2, 27(a1) |
| ; RV32-NEXT: sb a2, 27(a0) |
| ; RV32-NEXT: lbu a2, 26(a1) |
| ; RV32-NEXT: sb a2, 26(a0) |
| ; RV32-NEXT: lbu a2, 25(a1) |
| ; RV32-NEXT: sb a2, 25(a0) |
| ; RV32-NEXT: lbu a2, 24(a1) |
| ; RV32-NEXT: sb a2, 24(a0) |
| ; RV32-NEXT: lbu a2, 23(a1) |
| ; RV32-NEXT: sb a2, 23(a0) |
| ; RV32-NEXT: lbu a2, 22(a1) |
| ; RV32-NEXT: sb a2, 22(a0) |
| ; RV32-NEXT: lbu a2, 21(a1) |
| ; RV32-NEXT: sb a2, 21(a0) |
| ; RV32-NEXT: lbu a2, 20(a1) |
| ; RV32-NEXT: sb a2, 20(a0) |
| ; RV32-NEXT: lbu a2, 19(a1) |
| ; RV32-NEXT: sb a2, 19(a0) |
| ; RV32-NEXT: lbu a2, 18(a1) |
| ; RV32-NEXT: sb a2, 18(a0) |
| ; RV32-NEXT: lbu a2, 17(a1) |
| ; RV32-NEXT: sb a2, 17(a0) |
| ; RV32-NEXT: lbu a2, 16(a1) |
| ; RV32-NEXT: sb a2, 16(a0) |
| ; RV32-NEXT: lbu a2, 15(a1) |
| ; RV32-NEXT: sb a2, 15(a0) |
| ; RV32-NEXT: lbu a2, 14(a1) |
| ; RV32-NEXT: sb a2, 14(a0) |
| ; RV32-NEXT: lbu a2, 13(a1) |
| ; RV32-NEXT: sb a2, 13(a0) |
| ; RV32-NEXT: lbu a2, 12(a1) |
| ; RV32-NEXT: sb a2, 12(a0) |
| ; RV32-NEXT: lbu a2, 11(a1) |
| ; RV32-NEXT: sb a2, 11(a0) |
| ; RV32-NEXT: lbu a2, 10(a1) |
| ; RV32-NEXT: sb a2, 10(a0) |
| ; RV32-NEXT: lbu a2, 9(a1) |
| ; RV32-NEXT: sb a2, 9(a0) |
| ; RV32-NEXT: lbu a2, 8(a1) |
| ; RV32-NEXT: sb a2, 8(a0) |
| ; RV32-NEXT: lbu a2, 7(a1) |
| ; RV32-NEXT: sb a2, 7(a0) |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lbu a2, 5(a1) |
| ; RV32-NEXT: sb a2, 5(a0) |
| ; RV32-NEXT: lbu a2, 4(a1) |
| ; RV32-NEXT: sb a2, 4(a0) |
| ; RV32-NEXT: lbu a2, 3(a1) |
| ; RV32-NEXT: sb a2, 3(a0) |
| ; RV32-NEXT: lbu a2, 2(a1) |
| ; RV32-NEXT: sb a2, 2(a0) |
| ; RV32-NEXT: lbu a2, 1(a1) |
| ; RV32-NEXT: sb a2, 1(a0) |
| ; RV32-NEXT: lbu a1, 0(a1) |
| ; RV32-NEXT: sb a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: unaligned_memcpy31: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 30(a1) |
| ; RV64-NEXT: sb a2, 30(a0) |
| ; RV64-NEXT: lbu a2, 29(a1) |
| ; RV64-NEXT: sb a2, 29(a0) |
| ; RV64-NEXT: lbu a2, 28(a1) |
| ; RV64-NEXT: sb a2, 28(a0) |
| ; RV64-NEXT: lbu a2, 27(a1) |
| ; RV64-NEXT: sb a2, 27(a0) |
| ; RV64-NEXT: lbu a2, 26(a1) |
| ; RV64-NEXT: sb a2, 26(a0) |
| ; RV64-NEXT: lbu a2, 25(a1) |
| ; RV64-NEXT: sb a2, 25(a0) |
| ; RV64-NEXT: lbu a2, 24(a1) |
| ; RV64-NEXT: sb a2, 24(a0) |
| ; RV64-NEXT: lbu a2, 23(a1) |
| ; RV64-NEXT: sb a2, 23(a0) |
| ; RV64-NEXT: lbu a2, 22(a1) |
| ; RV64-NEXT: sb a2, 22(a0) |
| ; RV64-NEXT: lbu a2, 21(a1) |
| ; RV64-NEXT: sb a2, 21(a0) |
| ; RV64-NEXT: lbu a2, 20(a1) |
| ; RV64-NEXT: sb a2, 20(a0) |
| ; RV64-NEXT: lbu a2, 19(a1) |
| ; RV64-NEXT: sb a2, 19(a0) |
| ; RV64-NEXT: lbu a2, 18(a1) |
| ; RV64-NEXT: sb a2, 18(a0) |
| ; RV64-NEXT: lbu a2, 17(a1) |
| ; RV64-NEXT: sb a2, 17(a0) |
| ; RV64-NEXT: lbu a2, 16(a1) |
| ; RV64-NEXT: sb a2, 16(a0) |
| ; RV64-NEXT: lbu a2, 15(a1) |
| ; RV64-NEXT: sb a2, 15(a0) |
| ; RV64-NEXT: lbu a2, 14(a1) |
| ; RV64-NEXT: sb a2, 14(a0) |
| ; RV64-NEXT: lbu a2, 13(a1) |
| ; RV64-NEXT: sb a2, 13(a0) |
| ; RV64-NEXT: lbu a2, 12(a1) |
| ; RV64-NEXT: sb a2, 12(a0) |
| ; RV64-NEXT: lbu a2, 11(a1) |
| ; RV64-NEXT: sb a2, 11(a0) |
| ; RV64-NEXT: lbu a2, 10(a1) |
| ; RV64-NEXT: sb a2, 10(a0) |
| ; RV64-NEXT: lbu a2, 9(a1) |
| ; RV64-NEXT: sb a2, 9(a0) |
| ; RV64-NEXT: lbu a2, 8(a1) |
| ; RV64-NEXT: sb a2, 8(a0) |
| ; RV64-NEXT: lbu a2, 7(a1) |
| ; RV64-NEXT: sb a2, 7(a0) |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lbu a2, 5(a1) |
| ; RV64-NEXT: sb a2, 5(a0) |
| ; RV64-NEXT: lbu a2, 4(a1) |
| ; RV64-NEXT: sb a2, 4(a0) |
| ; RV64-NEXT: lbu a2, 3(a1) |
| ; RV64-NEXT: sb a2, 3(a0) |
| ; RV64-NEXT: lbu a2, 2(a1) |
| ; RV64-NEXT: sb a2, 2(a0) |
| ; RV64-NEXT: lbu a2, 1(a1) |
| ; RV64-NEXT: sb a2, 1(a0) |
| ; RV64-NEXT: lbu a1, 0(a1) |
| ; RV64-NEXT: sb a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: unaligned_memcpy31: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 27(a1) |
| ; RV32-FAST-NEXT: sw a2, 27(a0) |
| ; RV32-FAST-NEXT: lw a2, 24(a1) |
| ; RV32-FAST-NEXT: sw a2, 24(a0) |
| ; RV32-FAST-NEXT: lw a2, 20(a1) |
| ; RV32-FAST-NEXT: sw a2, 20(a0) |
| ; RV32-FAST-NEXT: lw a2, 16(a1) |
| ; RV32-FAST-NEXT: sw a2, 16(a0) |
| ; RV32-FAST-NEXT: lw a2, 12(a1) |
| ; RV32-FAST-NEXT: sw a2, 12(a0) |
| ; RV32-FAST-NEXT: lw a2, 8(a1) |
| ; RV32-FAST-NEXT: sw a2, 8(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: unaligned_memcpy31: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 23(a1) |
| ; RV64-FAST-NEXT: sd a2, 23(a0) |
| ; RV64-FAST-NEXT: ld a2, 16(a1) |
| ; RV64-FAST-NEXT: sd a2, 16(a0) |
| ; RV64-FAST-NEXT: ld a2, 8(a1) |
| ; RV64-FAST-NEXT: sd a2, 8(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr %dest, ptr %src, i64 31, i1 false) |
| ret void |
| } |
| |
| ; ---------------------------------------------------------------------- |
| ; Fully aligned cases |
| |
| define void @aligned_memcpy0(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy0: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy0: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 0, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy1(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy1: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lbu a1, 0(a1) |
| ; RV32-BOTH-NEXT: sb a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy1: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: lbu a1, 0(a1) |
| ; RV64-BOTH-NEXT: sb a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 1, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy2(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy2: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lh a1, 0(a1) |
| ; RV32-BOTH-NEXT: sh a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy2: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: lh a1, 0(a1) |
| ; RV64-BOTH-NEXT: sh a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 2, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy3(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy3: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lbu a2, 2(a1) |
| ; RV32-BOTH-NEXT: sb a2, 2(a0) |
| ; RV32-BOTH-NEXT: lh a1, 0(a1) |
| ; RV32-BOTH-NEXT: sh a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy3: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: lbu a2, 2(a1) |
| ; RV64-BOTH-NEXT: sb a2, 2(a0) |
| ; RV64-BOTH-NEXT: lh a1, 0(a1) |
| ; RV64-BOTH-NEXT: sh a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 3, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy4(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy4: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lw a1, 0(a1) |
| ; RV32-BOTH-NEXT: sw a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy4: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: lw a1, 0(a1) |
| ; RV64-BOTH-NEXT: sw a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 4, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy7(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: aligned_memcpy7: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 6(a1) |
| ; RV32-NEXT: sb a2, 6(a0) |
| ; RV32-NEXT: lh a2, 4(a1) |
| ; RV32-NEXT: sh a2, 4(a0) |
| ; RV32-NEXT: lw a1, 0(a1) |
| ; RV32-NEXT: sw a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: aligned_memcpy7: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 6(a1) |
| ; RV64-NEXT: sb a2, 6(a0) |
| ; RV64-NEXT: lh a2, 4(a1) |
| ; RV64-NEXT: sh a2, 4(a0) |
| ; RV64-NEXT: lw a1, 0(a1) |
| ; RV64-NEXT: sw a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: aligned_memcpy7: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 3(a1) |
| ; RV32-FAST-NEXT: sw a2, 3(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: aligned_memcpy7: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lw a2, 3(a1) |
| ; RV64-FAST-NEXT: sw a2, 3(a0) |
| ; RV64-FAST-NEXT: lw a1, 0(a1) |
| ; RV64-FAST-NEXT: sw a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 7, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy8(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy8: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lw a2, 4(a1) |
| ; RV32-BOTH-NEXT: sw a2, 4(a0) |
| ; RV32-BOTH-NEXT: lw a1, 0(a1) |
| ; RV32-BOTH-NEXT: sw a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy8: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: ld a1, 0(a1) |
| ; RV64-BOTH-NEXT: sd a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 8, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy15(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: aligned_memcpy15: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 14(a1) |
| ; RV32-NEXT: sb a2, 14(a0) |
| ; RV32-NEXT: lh a2, 12(a1) |
| ; RV32-NEXT: sh a2, 12(a0) |
| ; RV32-NEXT: lw a2, 8(a1) |
| ; RV32-NEXT: sw a2, 8(a0) |
| ; RV32-NEXT: lw a2, 4(a1) |
| ; RV32-NEXT: sw a2, 4(a0) |
| ; RV32-NEXT: lw a1, 0(a1) |
| ; RV32-NEXT: sw a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: aligned_memcpy15: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 14(a1) |
| ; RV64-NEXT: sb a2, 14(a0) |
| ; RV64-NEXT: lh a2, 12(a1) |
| ; RV64-NEXT: sh a2, 12(a0) |
| ; RV64-NEXT: lw a2, 8(a1) |
| ; RV64-NEXT: sw a2, 8(a0) |
| ; RV64-NEXT: ld a1, 0(a1) |
| ; RV64-NEXT: sd a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: aligned_memcpy15: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 11(a1) |
| ; RV32-FAST-NEXT: sw a2, 11(a0) |
| ; RV32-FAST-NEXT: lw a2, 8(a1) |
| ; RV32-FAST-NEXT: sw a2, 8(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: aligned_memcpy15: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 7(a1) |
| ; RV64-FAST-NEXT: sd a2, 7(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 15, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy16(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-BOTH-LABEL: aligned_memcpy16: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lw a2, 12(a1) |
| ; RV32-BOTH-NEXT: sw a2, 12(a0) |
| ; RV32-BOTH-NEXT: lw a2, 8(a1) |
| ; RV32-BOTH-NEXT: sw a2, 8(a0) |
| ; RV32-BOTH-NEXT: lw a2, 4(a1) |
| ; RV32-BOTH-NEXT: sw a2, 4(a0) |
| ; RV32-BOTH-NEXT: lw a1, 0(a1) |
| ; RV32-BOTH-NEXT: sw a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-BOTH-LABEL: aligned_memcpy16: |
| ; RV64-BOTH: # %bb.0: # %entry |
| ; RV64-BOTH-NEXT: ld a2, 8(a1) |
| ; RV64-BOTH-NEXT: sd a2, 8(a0) |
| ; RV64-BOTH-NEXT: ld a1, 0(a1) |
| ; RV64-BOTH-NEXT: sd a1, 0(a0) |
| ; RV64-BOTH-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 16, i1 false) |
| ret void |
| } |
| |
| define void @aligned_memcpy31(ptr nocapture %dest, ptr %src) nounwind { |
| ; RV32-LABEL: aligned_memcpy31: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 30(a1) |
| ; RV32-NEXT: sb a2, 30(a0) |
| ; RV32-NEXT: lh a2, 28(a1) |
| ; RV32-NEXT: sh a2, 28(a0) |
| ; RV32-NEXT: lw a2, 24(a1) |
| ; RV32-NEXT: sw a2, 24(a0) |
| ; RV32-NEXT: lw a2, 20(a1) |
| ; RV32-NEXT: sw a2, 20(a0) |
| ; RV32-NEXT: lw a2, 16(a1) |
| ; RV32-NEXT: sw a2, 16(a0) |
| ; RV32-NEXT: lw a2, 12(a1) |
| ; RV32-NEXT: sw a2, 12(a0) |
| ; RV32-NEXT: lw a2, 8(a1) |
| ; RV32-NEXT: sw a2, 8(a0) |
| ; RV32-NEXT: lw a2, 4(a1) |
| ; RV32-NEXT: sw a2, 4(a0) |
| ; RV32-NEXT: lw a1, 0(a1) |
| ; RV32-NEXT: sw a1, 0(a0) |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: aligned_memcpy31: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 30(a1) |
| ; RV64-NEXT: sb a2, 30(a0) |
| ; RV64-NEXT: lh a2, 28(a1) |
| ; RV64-NEXT: sh a2, 28(a0) |
| ; RV64-NEXT: lw a2, 24(a1) |
| ; RV64-NEXT: sw a2, 24(a0) |
| ; RV64-NEXT: ld a2, 16(a1) |
| ; RV64-NEXT: sd a2, 16(a0) |
| ; RV64-NEXT: ld a2, 8(a1) |
| ; RV64-NEXT: sd a2, 8(a0) |
| ; RV64-NEXT: ld a1, 0(a1) |
| ; RV64-NEXT: sd a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: aligned_memcpy31: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 27(a1) |
| ; RV32-FAST-NEXT: sw a2, 27(a0) |
| ; RV32-FAST-NEXT: lw a2, 24(a1) |
| ; RV32-FAST-NEXT: sw a2, 24(a0) |
| ; RV32-FAST-NEXT: lw a2, 20(a1) |
| ; RV32-FAST-NEXT: sw a2, 20(a0) |
| ; RV32-FAST-NEXT: lw a2, 16(a1) |
| ; RV32-FAST-NEXT: sw a2, 16(a0) |
| ; RV32-FAST-NEXT: lw a2, 12(a1) |
| ; RV32-FAST-NEXT: sw a2, 12(a0) |
| ; RV32-FAST-NEXT: lw a2, 8(a1) |
| ; RV32-FAST-NEXT: sw a2, 8(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: aligned_memcpy31: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 23(a1) |
| ; RV64-FAST-NEXT: sd a2, 23(a0) |
| ; RV64-FAST-NEXT: ld a2, 16(a1) |
| ; RV64-FAST-NEXT: sd a2, 16(a0) |
| ; RV64-FAST-NEXT: ld a2, 8(a1) |
| ; RV64-FAST-NEXT: sd a2, 8(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i64(ptr align 8 %dest, ptr align 8 %src, i64 31, i1 false) |
| ret void |
| } |
| |
| ; ------------------------------------------------------------------------ |
| ; A few partially aligned cases |
| |
| |
| define void @memcpy16_align4(ptr nocapture %dest, ptr nocapture %src) nounwind { |
| ; RV32-BOTH-LABEL: memcpy16_align4: |
| ; RV32-BOTH: # %bb.0: # %entry |
| ; RV32-BOTH-NEXT: lw a2, 12(a1) |
| ; RV32-BOTH-NEXT: sw a2, 12(a0) |
| ; RV32-BOTH-NEXT: lw a2, 8(a1) |
| ; RV32-BOTH-NEXT: sw a2, 8(a0) |
| ; RV32-BOTH-NEXT: lw a2, 4(a1) |
| ; RV32-BOTH-NEXT: sw a2, 4(a0) |
| ; RV32-BOTH-NEXT: lw a1, 0(a1) |
| ; RV32-BOTH-NEXT: sw a1, 0(a0) |
| ; RV32-BOTH-NEXT: ret |
| ; |
| ; RV64-LABEL: memcpy16_align4: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lw a2, 12(a1) |
| ; RV64-NEXT: sw a2, 12(a0) |
| ; RV64-NEXT: lw a2, 8(a1) |
| ; RV64-NEXT: sw a2, 8(a0) |
| ; RV64-NEXT: lw a2, 4(a1) |
| ; RV64-NEXT: sw a2, 4(a0) |
| ; RV64-NEXT: lw a1, 0(a1) |
| ; RV64-NEXT: sw a1, 0(a0) |
| ; RV64-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: memcpy16_align4: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: ld a2, 8(a1) |
| ; RV64-FAST-NEXT: sd a2, 8(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: ret |
| entry: |
| tail call void @llvm.memcpy.inline.p0.p0.i32(ptr align 4 %dest, ptr align 4 %src, i32 16, i1 false) |
| ret void |
| } |
| |
| define i32 @memcpy11_align8(ptr nocapture %dest, ptr %src) { |
| ; RV32-LABEL: memcpy11_align8: |
| ; RV32: # %bb.0: # %entry |
| ; RV32-NEXT: lbu a2, 10(a1) |
| ; RV32-NEXT: sb a2, 10(a0) |
| ; RV32-NEXT: lh a2, 8(a1) |
| ; RV32-NEXT: sh a2, 8(a0) |
| ; RV32-NEXT: lw a2, 4(a1) |
| ; RV32-NEXT: sw a2, 4(a0) |
| ; RV32-NEXT: lw a1, 0(a1) |
| ; RV32-NEXT: sw a1, 0(a0) |
| ; RV32-NEXT: li a0, 0 |
| ; RV32-NEXT: ret |
| ; |
| ; RV64-LABEL: memcpy11_align8: |
| ; RV64: # %bb.0: # %entry |
| ; RV64-NEXT: lbu a2, 10(a1) |
| ; RV64-NEXT: sb a2, 10(a0) |
| ; RV64-NEXT: lh a2, 8(a1) |
| ; RV64-NEXT: sh a2, 8(a0) |
| ; RV64-NEXT: ld a1, 0(a1) |
| ; RV64-NEXT: sd a1, 0(a0) |
| ; RV64-NEXT: li a0, 0 |
| ; RV64-NEXT: ret |
| ; |
| ; RV32-FAST-LABEL: memcpy11_align8: |
| ; RV32-FAST: # %bb.0: # %entry |
| ; RV32-FAST-NEXT: lw a2, 7(a1) |
| ; RV32-FAST-NEXT: sw a2, 7(a0) |
| ; RV32-FAST-NEXT: lw a2, 4(a1) |
| ; RV32-FAST-NEXT: sw a2, 4(a0) |
| ; RV32-FAST-NEXT: lw a1, 0(a1) |
| ; RV32-FAST-NEXT: sw a1, 0(a0) |
| ; RV32-FAST-NEXT: li a0, 0 |
| ; RV32-FAST-NEXT: ret |
| ; |
| ; RV64-FAST-LABEL: memcpy11_align8: |
| ; RV64-FAST: # %bb.0: # %entry |
| ; RV64-FAST-NEXT: lw a2, 7(a1) |
| ; RV64-FAST-NEXT: sw a2, 7(a0) |
| ; RV64-FAST-NEXT: ld a1, 0(a1) |
| ; RV64-FAST-NEXT: sd a1, 0(a0) |
| ; RV64-FAST-NEXT: li a0, 0 |
| ; RV64-FAST-NEXT: ret |
| entry: |
| call void @llvm.memcpy.inline.p0.p0.i32(ptr align 8 %dest, ptr align 8 %src, i32 11, i1 false) |
| ret i32 0 |
| } |
| |
| |
| declare void @llvm.memcpy.inline.p0.p0.i32(ptr nocapture, ptr nocapture, i32, i1) nounwind |
| declare void @llvm.memcpy.inline.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind |
