181 lines
5.8 KiB
LLVM
181 lines
5.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
|
|
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefix=RV32I %s
|
|
; RUN: llc -mtriple=riscv32 -mattr=+a -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefixes=RV32IA %s
|
|
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefix=RV64I %s
|
|
; RUN: llc -mtriple=riscv64 -mattr=+a -verify-machineinstrs < %s \
|
|
; RUN: | FileCheck -check-prefixes=RV64IA %s
|
|
|
|
define i32 @atomicrmw_sub_i32_constant(ptr %a) nounwind {
|
|
; RV32I-LABEL: atomicrmw_sub_i32_constant:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: li a1, 1
|
|
; RV32I-NEXT: li a2, 5
|
|
; RV32I-NEXT: call __atomic_fetch_sub_4
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV32IA-LABEL: atomicrmw_sub_i32_constant:
|
|
; RV32IA: # %bb.0:
|
|
; RV32IA-NEXT: li a1, -1
|
|
; RV32IA-NEXT: amoadd.w.aqrl a0, a1, (a0)
|
|
; RV32IA-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: atomicrmw_sub_i32_constant:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: li a1, 1
|
|
; RV64I-NEXT: li a2, 5
|
|
; RV64I-NEXT: call __atomic_fetch_sub_4
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IA-LABEL: atomicrmw_sub_i32_constant:
|
|
; RV64IA: # %bb.0:
|
|
; RV64IA-NEXT: li a1, -1
|
|
; RV64IA-NEXT: amoadd.w.aqrl a0, a1, (a0)
|
|
; RV64IA-NEXT: ret
|
|
%1 = atomicrmw sub ptr %a, i32 1 seq_cst
|
|
ret i32 %1
|
|
}
|
|
|
|
define i64 @atomicrmw_sub_i64_constant(ptr %a) nounwind {
|
|
; RV32I-LABEL: atomicrmw_sub_i64_constant:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: li a1, 1
|
|
; RV32I-NEXT: li a3, 5
|
|
; RV32I-NEXT: li a2, 0
|
|
; RV32I-NEXT: call __atomic_fetch_sub_8
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV32IA-LABEL: atomicrmw_sub_i64_constant:
|
|
; RV32IA: # %bb.0:
|
|
; RV32IA-NEXT: addi sp, sp, -16
|
|
; RV32IA-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32IA-NEXT: li a1, 1
|
|
; RV32IA-NEXT: li a3, 5
|
|
; RV32IA-NEXT: li a2, 0
|
|
; RV32IA-NEXT: call __atomic_fetch_sub_8
|
|
; RV32IA-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32IA-NEXT: addi sp, sp, 16
|
|
; RV32IA-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: atomicrmw_sub_i64_constant:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: li a1, 1
|
|
; RV64I-NEXT: li a2, 5
|
|
; RV64I-NEXT: call __atomic_fetch_sub_8
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IA-LABEL: atomicrmw_sub_i64_constant:
|
|
; RV64IA: # %bb.0:
|
|
; RV64IA-NEXT: li a1, -1
|
|
; RV64IA-NEXT: amoadd.d.aqrl a0, a1, (a0)
|
|
; RV64IA-NEXT: ret
|
|
%1 = atomicrmw sub ptr %a, i64 1 seq_cst
|
|
ret i64 %1
|
|
}
|
|
|
|
define i32 @atomicrmw_sub_i32_neg(ptr %a, i32 %x, i32 %y) nounwind {
|
|
; RV32I-LABEL: atomicrmw_sub_i32_neg:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sub a1, a1, a2
|
|
; RV32I-NEXT: li a2, 5
|
|
; RV32I-NEXT: call __atomic_fetch_sub_4
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV32IA-LABEL: atomicrmw_sub_i32_neg:
|
|
; RV32IA: # %bb.0:
|
|
; RV32IA-NEXT: sub a2, a2, a1
|
|
; RV32IA-NEXT: amoadd.w.aqrl a0, a2, (a0)
|
|
; RV32IA-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: atomicrmw_sub_i32_neg:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: subw a1, a1, a2
|
|
; RV64I-NEXT: li a2, 5
|
|
; RV64I-NEXT: call __atomic_fetch_sub_4
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IA-LABEL: atomicrmw_sub_i32_neg:
|
|
; RV64IA: # %bb.0:
|
|
; RV64IA-NEXT: sub a2, a2, a1
|
|
; RV64IA-NEXT: amoadd.w.aqrl a0, a2, (a0)
|
|
; RV64IA-NEXT: ret
|
|
%b = sub i32 %x, %y
|
|
%1 = atomicrmw sub ptr %a, i32 %b seq_cst
|
|
ret i32 %1
|
|
}
|
|
|
|
define i64 @atomicrmw_sub_i64_neg(ptr %a, i64 %x, i64 %y) nounwind {
|
|
; RV32I-LABEL: atomicrmw_sub_i64_neg:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sltu a5, a1, a3
|
|
; RV32I-NEXT: sub a2, a2, a4
|
|
; RV32I-NEXT: sub a2, a2, a5
|
|
; RV32I-NEXT: sub a1, a1, a3
|
|
; RV32I-NEXT: li a3, 5
|
|
; RV32I-NEXT: call __atomic_fetch_sub_8
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV32IA-LABEL: atomicrmw_sub_i64_neg:
|
|
; RV32IA: # %bb.0:
|
|
; RV32IA-NEXT: addi sp, sp, -16
|
|
; RV32IA-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32IA-NEXT: sltu a5, a1, a3
|
|
; RV32IA-NEXT: sub a2, a2, a4
|
|
; RV32IA-NEXT: sub a2, a2, a5
|
|
; RV32IA-NEXT: sub a1, a1, a3
|
|
; RV32IA-NEXT: li a3, 5
|
|
; RV32IA-NEXT: call __atomic_fetch_sub_8
|
|
; RV32IA-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32IA-NEXT: addi sp, sp, 16
|
|
; RV32IA-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: atomicrmw_sub_i64_neg:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sub a1, a1, a2
|
|
; RV64I-NEXT: li a2, 5
|
|
; RV64I-NEXT: call __atomic_fetch_sub_8
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
;
|
|
; RV64IA-LABEL: atomicrmw_sub_i64_neg:
|
|
; RV64IA: # %bb.0:
|
|
; RV64IA-NEXT: sub a2, a2, a1
|
|
; RV64IA-NEXT: amoadd.d.aqrl a0, a2, (a0)
|
|
; RV64IA-NEXT: ret
|
|
%b = sub i64 %x, %y
|
|
%1 = atomicrmw sub ptr %a, i64 %b seq_cst
|
|
ret i64 %1
|
|
}
|