llvm-project/llvm/test/CodeGen/RISCV/fp128.ll

135 lines
4.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
; RUN: | FileCheck -check-prefix=RV32I %s
@x = local_unnamed_addr global fp128 0xL00000000000000007FFF000000000000, align 16
@y = local_unnamed_addr global fp128 0xL00000000000000007FFF000000000000, align 16
; Besides anything else, these tests help verify that libcall ABI lowering
; works correctly
define i32 @test_load_and_cmp() nounwind {
; RV32I-LABEL: test_load_and_cmp:
; RV32I: # %bb.0:
; RV32I-NEXT: addi sp, sp, -48
; RV32I-NEXT: sw ra, 44(sp)
; RV32I-NEXT: sw s0, 40(sp)
; RV32I-NEXT: addi s0, sp, 48
; RV32I-NEXT: lui a0, %hi(y+12)
; RV32I-NEXT: addi a0, a0, %lo(y+12)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -28(s0)
; RV32I-NEXT: lui a0, %hi(y+8)
; RV32I-NEXT: addi a0, a0, %lo(y+8)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -32(s0)
; RV32I-NEXT: lui a0, %hi(y+4)
; RV32I-NEXT: addi a0, a0, %lo(y+4)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -36(s0)
; RV32I-NEXT: lui a0, %hi(y)
; RV32I-NEXT: addi a0, a0, %lo(y)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -40(s0)
; RV32I-NEXT: lui a0, %hi(x+12)
; RV32I-NEXT: addi a0, a0, %lo(x+12)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -12(s0)
; RV32I-NEXT: lui a0, %hi(x+8)
; RV32I-NEXT: addi a0, a0, %lo(x+8)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -16(s0)
; RV32I-NEXT: lui a0, %hi(x+4)
; RV32I-NEXT: addi a0, a0, %lo(x+4)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -20(s0)
; RV32I-NEXT: lui a0, %hi(x)
; RV32I-NEXT: addi a0, a0, %lo(x)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -24(s0)
; RV32I-NEXT: lui a0, %hi(__netf2)
; RV32I-NEXT: addi a2, a0, %lo(__netf2)
; RV32I-NEXT: addi a0, s0, -24
; RV32I-NEXT: addi a1, s0, -40
; RV32I-NEXT: jalr a2
; RV32I-NEXT: xor a0, a0, zero
; RV32I-NEXT: snez a0, a0
; RV32I-NEXT: lw s0, 40(sp)
; RV32I-NEXT: lw ra, 44(sp)
; RV32I-NEXT: addi sp, sp, 48
; RV32I-NEXT: ret
%1 = load fp128, fp128* @x, align 16
%2 = load fp128, fp128* @y, align 16
%cmp = fcmp une fp128 %1, %2
%3 = zext i1 %cmp to i32
ret i32 %3
}
define i32 @test_add_and_fptosi() nounwind {
; RV32I-LABEL: test_add_and_fptosi:
; RV32I: # %bb.0:
; RV32I-NEXT: addi sp, sp, -80
; RV32I-NEXT: sw ra, 76(sp)
; RV32I-NEXT: sw s0, 72(sp)
; RV32I-NEXT: addi s0, sp, 80
; RV32I-NEXT: lui a0, %hi(y+12)
; RV32I-NEXT: addi a0, a0, %lo(y+12)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -44(s0)
; RV32I-NEXT: lui a0, %hi(y+8)
; RV32I-NEXT: addi a0, a0, %lo(y+8)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -48(s0)
; RV32I-NEXT: lui a0, %hi(y+4)
; RV32I-NEXT: addi a0, a0, %lo(y+4)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -52(s0)
; RV32I-NEXT: lui a0, %hi(y)
; RV32I-NEXT: addi a0, a0, %lo(y)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -56(s0)
; RV32I-NEXT: lui a0, %hi(x+12)
; RV32I-NEXT: addi a0, a0, %lo(x+12)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -28(s0)
; RV32I-NEXT: lui a0, %hi(x+8)
; RV32I-NEXT: addi a0, a0, %lo(x+8)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -32(s0)
; RV32I-NEXT: lui a0, %hi(x+4)
; RV32I-NEXT: addi a0, a0, %lo(x+4)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -36(s0)
; RV32I-NEXT: lui a0, %hi(x)
; RV32I-NEXT: addi a0, a0, %lo(x)
; RV32I-NEXT: lw a0, 0(a0)
; RV32I-NEXT: sw a0, -40(s0)
; RV32I-NEXT: lui a0, %hi(__addtf3)
; RV32I-NEXT: addi a3, a0, %lo(__addtf3)
; RV32I-NEXT: addi a0, s0, -24
; RV32I-NEXT: addi a1, s0, -40
; RV32I-NEXT: addi a2, s0, -56
; RV32I-NEXT: jalr a3
; RV32I-NEXT: lw a0, -12(s0)
; RV32I-NEXT: sw a0, -60(s0)
; RV32I-NEXT: lw a0, -16(s0)
; RV32I-NEXT: sw a0, -64(s0)
; RV32I-NEXT: lw a0, -20(s0)
; RV32I-NEXT: sw a0, -68(s0)
; RV32I-NEXT: lw a0, -24(s0)
; RV32I-NEXT: sw a0, -72(s0)
; RV32I-NEXT: lui a0, %hi(__fixtfsi)
; RV32I-NEXT: addi a1, a0, %lo(__fixtfsi)
; RV32I-NEXT: addi a0, s0, -72
; RV32I-NEXT: jalr a1
; RV32I-NEXT: lw s0, 72(sp)
; RV32I-NEXT: lw ra, 76(sp)
; RV32I-NEXT: addi sp, sp, 80
; RV32I-NEXT: ret
%1 = load fp128, fp128* @x, align 16
%2 = load fp128, fp128* @y, align 16
%3 = fadd fp128 %1, %2
%4 = fptosi fp128 %3 to i32
ret i32 %4
}