From e0afb72e8296301e02b0dd8aaf1134be8c44fb2a Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@sifive.com>
Date: Wed, 19 Oct 2022 12:12:25 -0700
Subject: [PATCH] [RISCV] Add more check prefixes to extractelt-fp.ll to fix a
 conflicting case.

The existing prefix conflicted and the script silently dropped the checks.
---
 llvm/test/CodeGen/RISCV/rvv/extractelt-fp.ll | 57 +++++++++++++++++++++++++++-
 1 file changed, 55 insertions(+), 2 deletions(-)

diff --git a/llvm/test/CodeGen/RISCV/rvv/extractelt-fp.ll b/llvm/test/CodeGen/RISCV/rvv/extractelt-fp.ll
index cf79105..9295957 100644
--- a/llvm/test/CodeGen/RISCV/rvv/extractelt-fp.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/extractelt-fp.ll
@@ -1,8 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc -mtriple=riscv32 -mattr=+d,+zfh,+experimental-zvfh,+v -target-abi=ilp32d \
-; RUN:     -verify-machineinstrs < %s | FileCheck %s
+; RUN:     -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV32
 ; RUN: llc -mtriple=riscv64 -mattr=+d,+zfh,+experimental-zvfh,+v -target-abi=lp64d \
-; RUN:     -verify-machineinstrs < %s | FileCheck %s
+; RUN:     -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV64
 
 define half @extractelt_nxv1f16_0(<vscale x 1 x half> %v) {
 ; CHECK-LABEL: extractelt_nxv1f16_0:
@@ -591,6 +591,59 @@ define double @extractelt_nxv16f64_0(<vscale x 16 x double> %v) {
 }
 
 define double @extractelt_nxv16f64_neg1(<vscale x 16 x double> %v) {
+; RV32-LABEL: extractelt_nxv16f64_neg1:
+; RV32:       # %bb.0:
+; RV32-NEXT:    addi sp, sp, -64
+; RV32-NEXT:    .cfi_def_cfa_offset 64
+; RV32-NEXT:    addi s0, sp, 64
+; RV32-NEXT:    .cfi_def_cfa s0, 0
+; RV32-NEXT:    csrr a0, vlenb
+; RV32-NEXT:    slli a0, a0, 4
+; RV32-NEXT:    sub sp, sp, a0
+; RV32-NEXT:    andi sp, sp, -64
+; RV32-NEXT:    addi a0, sp, 64
+; RV32-NEXT:    vs8r.v v8, (a0)
+; RV32-NEXT:    csrr a1, vlenb
+; RV32-NEXT:    slli a2, a1, 3
+; RV32-NEXT:    add a2, a0, a2
+; RV32-NEXT:    vs8r.v v16, (a2)
+; RV32-NEXT:    slli a1, a1, 4
+; RV32-NEXT:    add a0, a1, a0
+; RV32-NEXT:    fld fa0, -8(a0)
+; RV32-NEXT:    addi sp, s0, -64
+; RV32-NEXT:    addi sp, sp, 64
+; RV32-NEXT:    ret
+;
+; RV64-LABEL: extractelt_nxv16f64_neg1:
+; RV64:       # %bb.0:
+; RV64-NEXT:    addi sp, sp, -64
+; RV64-NEXT:    .cfi_def_cfa_offset 64
+; RV64-NEXT:    addi s0, sp, 64
+; RV64-NEXT:    .cfi_def_cfa s0, 0
+; RV64-NEXT:    csrr a0, vlenb
+; RV64-NEXT:    slli a0, a0, 4
+; RV64-NEXT:    sub sp, sp, a0
+; RV64-NEXT:    andi sp, sp, -64
+; RV64-NEXT:    addi a0, sp, 64
+; RV64-NEXT:    vs8r.v v8, (a0)
+; RV64-NEXT:    csrr a2, vlenb
+; RV64-NEXT:    slli a1, a2, 3
+; RV64-NEXT:    add a3, a0, a1
+; RV64-NEXT:    li a1, -1
+; RV64-NEXT:    srli a1, a1, 32
+; RV64-NEXT:    slli a2, a2, 1
+; RV64-NEXT:    addi a2, a2, -1
+; RV64-NEXT:    vs8r.v v16, (a3)
+; RV64-NEXT:    bltu a2, a1, .LBB52_2
+; RV64-NEXT:  # %bb.1:
+; RV64-NEXT:    mv a2, a1
+; RV64-NEXT:  .LBB52_2:
+; RV64-NEXT:    slli a1, a2, 3
+; RV64-NEXT:    add a0, a0, a1
+; RV64-NEXT:    fld fa0, 0(a0)
+; RV64-NEXT:    addi sp, s0, -64
+; RV64-NEXT:    addi sp, sp, 64
+; RV64-NEXT:    ret
   %r = extractelement <vscale x 16 x double> %v, i32 -1
   ret double %r
 }
-- 
2.7.4