1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv64 < %s | FileCheck %s 3; RUN: llc -mtriple=riscv64 --relocation-model=pic < %s | FileCheck %s 4; RUN: llc -mtriple=riscv64 -mattr=+c --riscv-no-aliases < %s \ 5; RUN: | FileCheck %s --check-prefix=COMPRESS 6 7define ptr @f2(ptr %x0, ptr %x1) { 8; CHECK-LABEL: f2: 9; CHECK: # %bb.0: 10; CHECK-NEXT: addi sp, sp, -16 11; CHECK-NEXT: .cfi_def_cfa_offset 16 12; CHECK-NEXT: sd ra, 8(sp) # 8-byte Folded Spill 13; CHECK-NEXT: .cfi_offset ra, -8 14; CHECK-NEXT: mv t0, a1 15; CHECK-NEXT: call __hwasan_check_x10_2_short 16; CHECK-NEXT: ld ra, 8(sp) # 8-byte Folded Reload 17; CHECK-NEXT: .cfi_restore ra 18; CHECK-NEXT: addi sp, sp, 16 19; CHECK-NEXT: .cfi_def_cfa_offset 0 20; CHECK-NEXT: ret 21; 22; COMPRESS-LABEL: f2: 23; COMPRESS: # %bb.0: 24; COMPRESS-NEXT: c.addi sp, -16 25; COMPRESS-NEXT: .cfi_def_cfa_offset 16 26; COMPRESS-NEXT: c.sdsp ra, 8(sp) # 8-byte Folded Spill 27; COMPRESS-NEXT: .cfi_offset ra, -8 28; COMPRESS-NEXT: c.mv t0, a1 29; COMPRESS-NEXT: call __hwasan_check_x10_2_short 30; COMPRESS-NEXT: c.ldsp ra, 8(sp) # 8-byte Folded Reload 31; COMPRESS-NEXT: .cfi_restore ra 32; COMPRESS-NEXT: c.addi sp, 16 33; COMPRESS-NEXT: .cfi_def_cfa_offset 0 34; COMPRESS-NEXT: c.jr ra 35 call void @llvm.hwasan.check.memaccess.shortgranules(ptr %x1, ptr %x0, i32 2) 36 ret ptr %x0 37} 38 39declare void @llvm.hwasan.check.memaccess.shortgranules(ptr, ptr, i32) 40 41; CHECK: .section .text.hot,"axG",@progbits,__hwasan_check_x10_2_short,comdat 42; CHECK-NEXT: .type __hwasan_check_x10_2_short,@function 43; CHECK-NEXT: .weak __hwasan_check_x10_2_short 44; CHECK-NEXT: .hidden __hwasan_check_x10_2_short 45; CHECK-NEXT: __hwasan_check_x10_2_short: 46; CHECK-NEXT: slli t1, a0, 8 47; CHECK-NEXT: srli t1, t1, 12 48; CHECK-NEXT: add t1, t0, t1 49; CHECK-NEXT: lbu t1, 0(t1) 50; CHECK-NEXT: srli t2, a0, 56 51; CHECK-NEXT: bne t2, t1, .Ltmp0 52; CHECK-NEXT: .Ltmp1: 53; CHECK-NEXT: ret 54; CHECK-NEXT: .Ltmp0: 55; CHECK-NEXT: li t3, 16 56; CHECK-NEXT: bgeu t1, t3, .Ltmp2 57; CHECK-NEXT: andi t3, a0, 15 58; CHECK-NEXT: addi t3, t3, 3 59; CHECK-NEXT: bge t3, t1, .Ltmp2 60; CHECK-NEXT: ori t1, a0, 15 61; CHECK-NEXT: lbu t1, 0(t1) 62; CHECK-NEXT: beq t1, t2, .Ltmp1 63; CHECK-NEXT: .Ltmp2: 64; CHECK-NEXT: addi sp, sp, -256 65; CHECK-NEXT: sd a0, 80(sp) 66; CHECK-NEXT: sd a1, 88(sp) 67; CHECK-NEXT: sd s0, 64(sp) 68; CHECK-NEXT: sd ra, 8(sp) 69; CHECK-NEXT: li a1, 2 70; CHECK-NEXT: call __hwasan_tag_mismatch_v2 71 72; COMPRESS: .section .text.hot,"axG",@progbits,__hwasan_check_x10_2_short,comdat 73; COMPRESS-NEXT: .type __hwasan_check_x10_2_short,@function 74; COMPRESS-NEXT: .weak __hwasan_check_x10_2_short 75; COMPRESS-NEXT: .hidden __hwasan_check_x10_2_short 76; COMPRESS-NEXT: __hwasan_check_x10_2_short: 77; COMPRESS-NEXT: slli t1, a0, 8 78; COMPRESS-NEXT: srli t1, t1, 12 79; COMPRESS-NEXT: c.add t1, t0 80; COMPRESS-NEXT: lbu t1, 0(t1) 81; COMPRESS-NEXT: srli t2, a0, 56 82; COMPRESS-NEXT: bne t2, t1, .Ltmp0 83; COMPRESS-NEXT: .Ltmp1: 84; COMPRESS-NEXT: c.jr ra 85; COMPRESS-NEXT: .Ltmp0: 86; COMPRESS-NEXT: c.li t3, 16 87; COMPRESS-NEXT: bgeu t1, t3, .Ltmp2 88; COMPRESS-NEXT: andi t3, a0, 15 89; COMPRESS-NEXT: c.addi t3, 3 90; COMPRESS-NEXT: bge t3, t1, .Ltmp2 91; COMPRESS-NEXT: ori t1, a0, 15 92; COMPRESS-NEXT: lbu t1, 0(t1) 93; COMPRESS-NEXT: beq t1, t2, .Ltmp1 94; COMPRESS-NEXT: .Ltmp2: 95; COMPRESS-NEXT: c.addi16sp sp, -256 96; COMPRESS-NEXT: c.sdsp a0, 80(sp) 97; COMPRESS-NEXT: c.sdsp a1, 88(sp) 98; COMPRESS-NEXT: c.sdsp s0, 64(sp) 99; COMPRESS-NEXT: c.sdsp ra, 8(sp) 100; COMPRESS-NEXT: c.li a1, 2 101; COMPRESS-NEXT: call __hwasan_tag_mismatch_v2 102