Files
clang-p2996/llvm/test/CodeGen/RISCV/double-imm.ll
Shao-Ce SUN 2dc0fa050e [RISCV][CodeGen] Support Zdinx on RV64 codegen
This patch was split from D122918 . Co-Author: @liaolucy @realqhc

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D149665
2023-05-04 09:00:40 +08:00

41 lines
1.4 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+d -verify-machineinstrs < %s \
; RUN: -target-abi=ilp32d | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+d -verify-machineinstrs < %s \
; RUN: -target-abi=lp64d | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+zdinx -verify-machineinstrs < %s \
; RUN: -target-abi=lp64 | FileCheck --check-prefix=CHECKRV64ZDINX %s
define double @double_imm() nounwind {
; CHECK-LABEL: double_imm:
; CHECK: # %bb.0:
; CHECK-NEXT: lui a0, %hi(.LCPI0_0)
; CHECK-NEXT: fld fa0, %lo(.LCPI0_0)(a0)
; CHECK-NEXT: ret
;
; CHECKRV64ZDINX-LABEL: double_imm:
; CHECKRV64ZDINX: # %bb.0:
; CHECKRV64ZDINX-NEXT: lui a0, %hi(.LCPI0_0)
; CHECKRV64ZDINX-NEXT: ld a0, %lo(.LCPI0_0)(a0)
; CHECKRV64ZDINX-NEXT: ret
ret double 3.1415926535897931159979634685441851615905761718750
}
define double @double_imm_op(double %a) nounwind {
; CHECK-LABEL: double_imm_op:
; CHECK: # %bb.0:
; CHECK-NEXT: lui a0, %hi(.LCPI1_0)
; CHECK-NEXT: fld fa5, %lo(.LCPI1_0)(a0)
; CHECK-NEXT: fadd.d fa0, fa0, fa5
; CHECK-NEXT: ret
;
; CHECKRV64ZDINX-LABEL: double_imm_op:
; CHECKRV64ZDINX: # %bb.0:
; CHECKRV64ZDINX-NEXT: lui a1, %hi(.LCPI1_0)
; CHECKRV64ZDINX-NEXT: ld a1, %lo(.LCPI1_0)(a1)
; CHECKRV64ZDINX-NEXT: fadd.d a0, a0, a1
; CHECKRV64ZDINX-NEXT: ret
%1 = fadd double %a, 1.0
ret double %1
}