From 3678df5ae6618eec656ae0ea0dab3be09d73bc9a Mon Sep 17 00:00:00 2001
From: Albion Fung <albionapc@gmail.com>
Date: Fri, 24 Sep 2021 12:17:50 -0500
Subject: [PATCH] [PowerPC][NFC] Add test case in preparation for codegen
 change

This test case tests doubles inserted into vector ints,
and help make apparent the optimizations a future patch
will make.
---
 .../CodeGen/PowerPC/test-vector-insert.ll     | 305 ++++++++++++++++++
 1 file changed, 305 insertions(+)
 create mode 100644 llvm/test/CodeGen/PowerPC/test-vector-insert.ll

diff --git a/llvm/test/CodeGen/PowerPC/test-vector-insert.ll b/llvm/test/CodeGen/PowerPC/test-vector-insert.ll
new file mode 100644
index 000000000000..edf49ccb5353
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/test-vector-insert.ll
@@ -0,0 +1,305 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr7 < %s | FileCheck %s --check-prefix=CHECK-LE-P7
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr8 < %s | FileCheck %s --check-prefix=CHECK-LE-P8
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr9 < %s | FileCheck %s --check-prefix=CHECK-LE-P9
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr7 < %s | FileCheck %s --check-prefix=CHECK-BE-P7
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr8 < %s | FileCheck %s --check-prefix=CHECK-BE-P8
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \
+; RUN:  -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
+; RUN:  -mcpu=pwr9 < %s | FileCheck %s --check-prefix=CHECK-BE-P9
+; xscvdpsxws and uxws is only available on Power7 and above
+; Codgen is different for LE Power7 and Power8
+
+define dso_local <4 x i32> @test(<4 x i32> %a, double %b) {
+; CHECK-LE-P7-LABEL: test:
+; CHECK-LE-P7:       # %bb.0: # %entry
+; CHECK-LE-P7-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P7-NEXT:    addi r3, r1, -4
+; CHECK-LE-P7-NEXT:    addis r4, r2, .LCPI0_0@toc@ha
+; CHECK-LE-P7-NEXT:    addi r4, r4, .LCPI0_0@toc@l
+; CHECK-LE-P7-NEXT:    lvx v3, 0, r4
+; CHECK-LE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-LE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-LE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-LE-P7-NEXT:    addi r3, r1, -32
+; CHECK-LE-P7-NEXT:    lvx v4, 0, r3
+; CHECK-LE-P7-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P7-NEXT:    blr
+;
+; CHECK-LE-P8-LABEL: test:
+; CHECK-LE-P8:       # %bb.0: # %entry
+; CHECK-LE-P8-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P8-NEXT:    addis r3, r2, .LCPI0_0@toc@ha
+; CHECK-LE-P8-NEXT:    addi r3, r3, .LCPI0_0@toc@l
+; CHECK-LE-P8-NEXT:    lvx v3, 0, r3
+; CHECK-LE-P8-NEXT:    mffprwz r4, f0
+; CHECK-LE-P8-NEXT:    mtvsrwz v4, r4
+; CHECK-LE-P8-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P8-NEXT:    blr
+;
+; CHECK-LE-P9-LABEL: test:
+; CHECK-LE-P9:       # %bb.0: # %entry
+; CHECK-LE-P9-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P9-NEXT:    mffprwz r3, f0
+; CHECK-LE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-LE-P9-NEXT:    xxinsertw v2, vs0, 0
+; CHECK-LE-P9-NEXT:    blr
+;
+; CHECK-BE-P7-LABEL: test:
+; CHECK-BE-P7:       # %bb.0: # %entry
+; CHECK-BE-P7-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P7-NEXT:    addi r3, r1, -4
+; CHECK-BE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-BE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-BE-P7-NEXT:    xxsldwi vs0, v2, v2, 3
+; CHECK-BE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-BE-P7-NEXT:    addi r3, r1, -32
+; CHECK-BE-P7-NEXT:    lxvw4x vs1, 0, r3
+; CHECK-BE-P7-NEXT:    xxsldwi v2, vs0, vs1, 1
+; CHECK-BE-P7-NEXT:    blr
+;
+; CHECK-BE-P8-LABEL: test:
+; CHECK-BE-P8:       # %bb.0: # %entry
+; CHECK-BE-P8-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P8-NEXT:    mffprwz r3, f0
+; CHECK-BE-P8-NEXT:    mtvsrwz v3, r3
+; CHECK-BE-P8-NEXT:    vmrghw v3, v2, v3
+; CHECK-BE-P8-NEXT:    xxsldwi vs0, v3, v2, 3
+; CHECK-BE-P8-NEXT:    xxsldwi v2, vs0, vs0, 1
+; CHECK-BE-P8-NEXT:    blr
+;
+; CHECK-BE-P9-LABEL: test:
+; CHECK-BE-P9:       # %bb.0: # %entry
+; CHECK-BE-P9-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P9-NEXT:    mffprwz r3, f0
+; CHECK-BE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-BE-P9-NEXT:    xxinsertw v2, vs0, 12
+; CHECK-BE-P9-NEXT:    blr
+entry:
+  %conv = fptosi double %b to i32
+  %vecins = insertelement <4 x i32> %a, i32 %conv, i32 3
+  ret <4 x i32> %vecins
+}
+
+define dso_local <4 x i32> @test2(<4 x i32> %a, float %b) {
+; CHECK-LE-P7-LABEL: test2:
+; CHECK-LE-P7:       # %bb.0: # %entry
+; CHECK-LE-P7-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P7-NEXT:    addi r3, r1, -4
+; CHECK-LE-P7-NEXT:    addis r4, r2, .LCPI1_0@toc@ha
+; CHECK-LE-P7-NEXT:    addi r4, r4, .LCPI1_0@toc@l
+; CHECK-LE-P7-NEXT:    lvx v3, 0, r4
+; CHECK-LE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-LE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-LE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-LE-P7-NEXT:    addi r3, r1, -32
+; CHECK-LE-P7-NEXT:    lvx v4, 0, r3
+; CHECK-LE-P7-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P7-NEXT:    blr
+;
+; CHECK-LE-P8-LABEL: test2:
+; CHECK-LE-P8:       # %bb.0: # %entry
+; CHECK-LE-P8-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P8-NEXT:    addis r3, r2, .LCPI1_0@toc@ha
+; CHECK-LE-P8-NEXT:    addi r3, r3, .LCPI1_0@toc@l
+; CHECK-LE-P8-NEXT:    lvx v3, 0, r3
+; CHECK-LE-P8-NEXT:    mffprwz r4, f0
+; CHECK-LE-P8-NEXT:    mtvsrwz v4, r4
+; CHECK-LE-P8-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P8-NEXT:    blr
+;
+; CHECK-LE-P9-LABEL: test2:
+; CHECK-LE-P9:       # %bb.0: # %entry
+; CHECK-LE-P9-NEXT:    xscvdpsxws f0, f1
+; CHECK-LE-P9-NEXT:    mffprwz r3, f0
+; CHECK-LE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-LE-P9-NEXT:    xxinsertw v2, vs0, 0
+; CHECK-LE-P9-NEXT:    blr
+;
+; CHECK-BE-P7-LABEL: test2:
+; CHECK-BE-P7:       # %bb.0: # %entry
+; CHECK-BE-P7-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P7-NEXT:    addi r3, r1, -4
+; CHECK-BE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-BE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-BE-P7-NEXT:    xxsldwi vs0, v2, v2, 3
+; CHECK-BE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-BE-P7-NEXT:    addi r3, r1, -32
+; CHECK-BE-P7-NEXT:    lxvw4x vs1, 0, r3
+; CHECK-BE-P7-NEXT:    xxsldwi v2, vs0, vs1, 1
+; CHECK-BE-P7-NEXT:    blr
+;
+; CHECK-BE-P8-LABEL: test2:
+; CHECK-BE-P8:       # %bb.0: # %entry
+; CHECK-BE-P8-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P8-NEXT:    mffprwz r3, f0
+; CHECK-BE-P8-NEXT:    mtvsrwz v3, r3
+; CHECK-BE-P8-NEXT:    vmrghw v3, v2, v3
+; CHECK-BE-P8-NEXT:    xxsldwi vs0, v3, v2, 3
+; CHECK-BE-P8-NEXT:    xxsldwi v2, vs0, vs0, 1
+; CHECK-BE-P8-NEXT:    blr
+;
+; CHECK-BE-P9-LABEL: test2:
+; CHECK-BE-P9:       # %bb.0: # %entry
+; CHECK-BE-P9-NEXT:    xscvdpsxws f0, f1
+; CHECK-BE-P9-NEXT:    mffprwz r3, f0
+; CHECK-BE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-BE-P9-NEXT:    xxinsertw v2, vs0, 12
+; CHECK-BE-P9-NEXT:    blr
+entry:
+  %conv = fptosi float %b to i32
+  %vecins = insertelement <4 x i32> %a, i32 %conv, i32 3
+  ret <4 x i32> %vecins
+}
+
+define dso_local <4 x i32> @test3(<4 x i32> %a, double %b) {
+; CHECK-LE-P7-LABEL: test3:
+; CHECK-LE-P7:       # %bb.0: # %entry
+; CHECK-LE-P7-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P7-NEXT:    addi r3, r1, -4
+; CHECK-LE-P7-NEXT:    addis r4, r2, .LCPI2_0@toc@ha
+; CHECK-LE-P7-NEXT:    addi r4, r4, .LCPI2_0@toc@l
+; CHECK-LE-P7-NEXT:    lvx v3, 0, r4
+; CHECK-LE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-LE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-LE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-LE-P7-NEXT:    addi r3, r1, -32
+; CHECK-LE-P7-NEXT:    lvx v4, 0, r3
+; CHECK-LE-P7-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P7-NEXT:    blr
+;
+; CHECK-LE-P8-LABEL: test3:
+; CHECK-LE-P8:       # %bb.0: # %entry
+; CHECK-LE-P8-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P8-NEXT:    addis r3, r2, .LCPI2_0@toc@ha
+; CHECK-LE-P8-NEXT:    addi r3, r3, .LCPI2_0@toc@l
+; CHECK-LE-P8-NEXT:    lvx v3, 0, r3
+; CHECK-LE-P8-NEXT:    mffprwz r4, f0
+; CHECK-LE-P8-NEXT:    mtvsrwz v4, r4
+; CHECK-LE-P8-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P8-NEXT:    blr
+;
+; CHECK-LE-P9-LABEL: test3:
+; CHECK-LE-P9:       # %bb.0: # %entry
+; CHECK-LE-P9-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P9-NEXT:    mffprwz r3, f0
+; CHECK-LE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-LE-P9-NEXT:    xxinsertw v2, vs0, 0
+; CHECK-LE-P9-NEXT:    blr
+;
+; CHECK-BE-P7-LABEL: test3:
+; CHECK-BE-P7:       # %bb.0: # %entry
+; CHECK-BE-P7-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P7-NEXT:    addi r3, r1, -4
+; CHECK-BE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-BE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-BE-P7-NEXT:    xxsldwi vs0, v2, v2, 3
+; CHECK-BE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-BE-P7-NEXT:    addi r3, r1, -32
+; CHECK-BE-P7-NEXT:    lxvw4x vs1, 0, r3
+; CHECK-BE-P7-NEXT:    xxsldwi v2, vs0, vs1, 1
+; CHECK-BE-P7-NEXT:    blr
+;
+; CHECK-BE-P8-LABEL: test3:
+; CHECK-BE-P8:       # %bb.0: # %entry
+; CHECK-BE-P8-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P8-NEXT:    mffprwz r3, f0
+; CHECK-BE-P8-NEXT:    mtvsrwz v3, r3
+; CHECK-BE-P8-NEXT:    vmrghw v3, v2, v3
+; CHECK-BE-P8-NEXT:    xxsldwi vs0, v3, v2, 3
+; CHECK-BE-P8-NEXT:    xxsldwi v2, vs0, vs0, 1
+; CHECK-BE-P8-NEXT:    blr
+;
+; CHECK-BE-P9-LABEL: test3:
+; CHECK-BE-P9:       # %bb.0: # %entry
+; CHECK-BE-P9-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P9-NEXT:    mffprwz r3, f0
+; CHECK-BE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-BE-P9-NEXT:    xxinsertw v2, vs0, 12
+; CHECK-BE-P9-NEXT:    blr
+entry:
+  %conv = fptoui double %b to i32
+  %vecins = insertelement <4 x i32> %a, i32 %conv, i32 3
+  ret <4 x i32> %vecins
+}
+
+define dso_local <4 x i32> @test4(<4 x i32> %a, float %b) {
+; CHECK-LE-P7-LABEL: test4:
+; CHECK-LE-P7:       # %bb.0: # %entry
+; CHECK-LE-P7-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P7-NEXT:    addi r3, r1, -4
+; CHECK-LE-P7-NEXT:    addis r4, r2, .LCPI3_0@toc@ha
+; CHECK-LE-P7-NEXT:    addi r4, r4, .LCPI3_0@toc@l
+; CHECK-LE-P7-NEXT:    lvx v3, 0, r4
+; CHECK-LE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-LE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-LE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-LE-P7-NEXT:    addi r3, r1, -32
+; CHECK-LE-P7-NEXT:    lvx v4, 0, r3
+; CHECK-LE-P7-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P7-NEXT:    blr
+;
+; CHECK-LE-P8-LABEL: test4:
+; CHECK-LE-P8:       # %bb.0: # %entry
+; CHECK-LE-P8-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P8-NEXT:    addis r3, r2, .LCPI3_0@toc@ha
+; CHECK-LE-P8-NEXT:    addi r3, r3, .LCPI3_0@toc@l
+; CHECK-LE-P8-NEXT:    lvx v3, 0, r3
+; CHECK-LE-P8-NEXT:    mffprwz r4, f0
+; CHECK-LE-P8-NEXT:    mtvsrwz v4, r4
+; CHECK-LE-P8-NEXT:    vperm v2, v4, v2, v3
+; CHECK-LE-P8-NEXT:    blr
+;
+; CHECK-LE-P9-LABEL: test4:
+; CHECK-LE-P9:       # %bb.0: # %entry
+; CHECK-LE-P9-NEXT:    xscvdpuxws f0, f1
+; CHECK-LE-P9-NEXT:    mffprwz r3, f0
+; CHECK-LE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-LE-P9-NEXT:    xxinsertw v2, vs0, 0
+; CHECK-LE-P9-NEXT:    blr
+;
+; CHECK-BE-P7-LABEL: test4:
+; CHECK-BE-P7:       # %bb.0: # %entry
+; CHECK-BE-P7-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P7-NEXT:    addi r3, r1, -4
+; CHECK-BE-P7-NEXT:    stfiwx f0, 0, r3
+; CHECK-BE-P7-NEXT:    lwz r3, -4(r1)
+; CHECK-BE-P7-NEXT:    xxsldwi vs0, v2, v2, 3
+; CHECK-BE-P7-NEXT:    stw r3, -32(r1)
+; CHECK-BE-P7-NEXT:    addi r3, r1, -32
+; CHECK-BE-P7-NEXT:    lxvw4x vs1, 0, r3
+; CHECK-BE-P7-NEXT:    xxsldwi v2, vs0, vs1, 1
+; CHECK-BE-P7-NEXT:    blr
+;
+; CHECK-BE-P8-LABEL: test4:
+; CHECK-BE-P8:       # %bb.0: # %entry
+; CHECK-BE-P8-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P8-NEXT:    mffprwz r3, f0
+; CHECK-BE-P8-NEXT:    mtvsrwz v3, r3
+; CHECK-BE-P8-NEXT:    vmrghw v3, v2, v3
+; CHECK-BE-P8-NEXT:    xxsldwi vs0, v3, v2, 3
+; CHECK-BE-P8-NEXT:    xxsldwi v2, vs0, vs0, 1
+; CHECK-BE-P8-NEXT:    blr
+;
+; CHECK-BE-P9-LABEL: test4:
+; CHECK-BE-P9:       # %bb.0: # %entry
+; CHECK-BE-P9-NEXT:    xscvdpuxws f0, f1
+; CHECK-BE-P9-NEXT:    mffprwz r3, f0
+; CHECK-BE-P9-NEXT:    mtfprwz f0, r3
+; CHECK-BE-P9-NEXT:    xxinsertw v2, vs0, 12
+; CHECK-BE-P9-NEXT:    blr
+entry:
+  %conv = fptoui float %b to i32
+  %vecins = insertelement <4 x i32> %a, i32 %conv, i32 3
+  ret <4 x i32> %vecins
+}