| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | |
| ; Test get the address of constant pool without grs instruction | |
| ; RUN: llc -verify-machineinstrs -csky-no-aliases < %s -mtriple=csky | FileCheck %s --check-prefix=GENERIC | |
| declare i32 @llvm.cttz.i32(i32, i1) | |
| define void @cttztest(i32 %C, ptr %CP) { | |
| ; GENERIC-LABEL: cttztest: | |
| ; GENERIC: # %bb.0: | |
| ; GENERIC-NEXT: .cfi_def_cfa_offset 0 | |
| ; GENERIC-NEXT: subi16 sp, sp, 4 | |
| ; GENERIC-NEXT: .cfi_def_cfa_offset 4 | |
| ; GENERIC-NEXT: movi16 a2, 0 | |
| ; GENERIC-NEXT: subu16 a2, a2, a0 | |
| ; GENERIC-NEXT: and16 a2, a0 | |
| ; GENERIC-NEXT: movi16 a0, 7 | |
| ; GENERIC-NEXT: lsli16 a0, a0, 24 | |
| ; GENERIC-NEXT: movi16 a3, 124 | |
| ; GENERIC-NEXT: lsli16 a3, a3, 16 | |
| ; GENERIC-NEXT: or16 a3, a0 | |
| ; GENERIC-NEXT: movi16 a0, 181 | |
| ; GENERIC-NEXT: lsli16 a0, a0, 8 | |
| ; GENERIC-NEXT: or16 a0, a3 | |
| ; GENERIC-NEXT: movi16 a3, 49 | |
| ; GENERIC-NEXT: or16 a3, a0 | |
| ; GENERIC-NEXT: mult16 a3, a2 | |
| ; GENERIC-NEXT: lsri16 a0, a3, 27 | |
| ; GENERIC-NEXT: lrw32 a2, [.LCPI0_1] | |
| ; GENERIC-NEXT: addu16 a0, a2, a0 | |
| ; GENERIC-NEXT: ld16.b a0, (a0, 0) | |
| ; GENERIC-NEXT: st16.w a0, (a1, 0) | |
| ; GENERIC-NEXT: addi16 sp, sp, 4 | |
| ; GENERIC-NEXT: rts16 | |
| ; GENERIC-NEXT: .p2align 1 | |
| ; GENERIC-NEXT: # %bb.1: | |
| ; GENERIC-NEXT: .p2align 2, 0x0 | |
| ; GENERIC-NEXT: .LCPI0_1: | |
| ; GENERIC-NEXT: .long .LCPI0_0 | |
| ; GENERIC-NEXT: .LCPI0_0: | |
| ; GENERIC-NEXT: .ascii "\000\001\034\002\035\016\030\003\036\026\024\017\031\021\004\b\037\033\r\027\025\023\020\007\032\f\022\006\013\005\n\t" | |
| %c = call i32 @llvm.cttz.i32( i32 %C, i1 true ) | |
| store i32 %c, ptr %CP | |
| ret void | |
| } |