From 4d20f495df1968ab51aebe9696923724ee80576d Mon Sep 17 00:00:00 2001
From: Kai Luo <lkail@cn.ibm.com>
Date: Tue, 4 Jun 2024 10:00:43 +0800
Subject: [PATCH] [PowerPC] Remove DAG matching in ADDIStocHA (#93905)

The MI is generated in `PPCDAGToDAGISel::Select` so the match pattern isn't used and can be removed.
---
 llvm/lib/Target/PowerPC/PPCInstrInfo.td                     | 4 +---
 llvm/test/CodeGen/PowerPC/aix-tls-gd-longlong.ll            | 4 ++--
 llvm/test/CodeGen/PowerPC/aix-tls-le-xcoff-reloc-large32.ll | 2 +-
 llvm/test/CodeGen/PowerPC/aix-tls-xcoff-reloc-large.ll      | 6 +++---
 4 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.td b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
index e3d6d2f094f2..df6b2bf1a7b7 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
@@ -3343,9 +3343,7 @@ def LWZtocL : PPCEmitTimePseudo<(outs gprc:$rD), (ins tocentry32:$disp, gprc_nor
                     [(set i32:$rD,
                       (PPCtoc_entry tglobaladdr:$disp, i32:$reg))]>;
 def ADDIStocHA : PPCEmitTimePseudo<(outs gprc:$rD), (ins gprc_nor0:$reg, tocentry32:$disp),
-                       "#ADDIStocHA",
-                       [(set i32:$rD,
-                         (PPCtoc_entry i32:$reg, tglobaladdr:$disp))]>;
+                       "#ADDIStocHA", []>;
 // TOC Data Transform on AIX
 def ADDItoc : PPCEmitTimePseudo<(outs gprc:$rD), (ins tocentry32:$disp, gprc:$reg),
                    "#ADDItoc",
diff --git a/llvm/test/CodeGen/PowerPC/aix-tls-gd-longlong.ll b/llvm/test/CodeGen/PowerPC/aix-tls-gd-longlong.ll
index d62209f4d62e..53a7cb0aad9e 100644
--- a/llvm/test/CodeGen/PowerPC/aix-tls-gd-longlong.ll
+++ b/llvm/test/CodeGen/PowerPC/aix-tls-gd-longlong.ll
@@ -117,9 +117,9 @@ define void @storesTIUninit(i64 %Val) #0 {
 ; LARGE32-NEXT:    stwu 1, -32(1)
 ; LARGE32-NEXT:    stw 0, 40(1)
 ; LARGE32-NEXT:    mr 7, 3
-; LARGE32-NEXT:    mr 6, 4
 ; LARGE32-NEXT:    addis 8, L..C2@u(2)
 ; LARGE32-NEXT:    addis 3, L..C3@u(2)
+; LARGE32-NEXT:    mr 6, 4
 ; LARGE32-NEXT:    lwz 3, L..C3@l(3)
 ; LARGE32-NEXT:    bla .__tls_get_mod[PR]
 ; LARGE32-NEXT:    lwz 4, L..C2@l(8)
@@ -191,9 +191,9 @@ define void @storesTIInit(i64 %Val) #0 {
 ; LARGE32-NEXT:    stwu 1, -32(1)
 ; LARGE32-NEXT:    stw 0, 40(1)
 ; LARGE32-NEXT:    mr 7, 3
-; LARGE32-NEXT:    mr 6, 4
 ; LARGE32-NEXT:    addis 8, L..C4@u(2)
 ; LARGE32-NEXT:    addis 3, L..C3@u(2)
+; LARGE32-NEXT:    mr 6, 4
 ; LARGE32-NEXT:    lwz 3, L..C3@l(3)
 ; LARGE32-NEXT:    bla .__tls_get_mod[PR]
 ; LARGE32-NEXT:    lwz 4, L..C4@l(8)
diff --git a/llvm/test/CodeGen/PowerPC/aix-tls-le-xcoff-reloc-large32.ll b/llvm/test/CodeGen/PowerPC/aix-tls-le-xcoff-reloc-large32.ll
index 3b754e362f12..6c0ea782c2a3 100644
--- a/llvm/test/CodeGen/PowerPC/aix-tls-le-xcoff-reloc-large32.ll
+++ b/llvm/test/CodeGen/PowerPC/aix-tls-le-xcoff-reloc-large32.ll
@@ -308,9 +308,9 @@ entry:
 ; DIS-NEXT:                                       mflr 0
 ; DIS-NEXT:                                       stwu 1, -32(1)
 ; DIS-NEXT:                                       stw 0, 40(1)
-; DIS-NEXT:                                       li 5, 1
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                addis 3, 2, 0
 ; DIS-NEXT: {{0*}}[[#ADDR + 2]]: R_TOCU       (idx: [[#NFA+21]]) IThreadLocalVarUninit[TE]
+; DIS-NEXT:                                       li 5, 1
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                lwz 4, 0(3)
 ; DIS-NEXT: {{0*}}[[#ADDR + 2]]: R_TOCL       (idx: [[#NFA+21]]) IThreadLocalVarUninit[TE]
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                bla 0
diff --git a/llvm/test/CodeGen/PowerPC/aix-tls-xcoff-reloc-large.ll b/llvm/test/CodeGen/PowerPC/aix-tls-xcoff-reloc-large.ll
index 1f7b497bb6c6..63d927391936 100644
--- a/llvm/test/CodeGen/PowerPC/aix-tls-xcoff-reloc-large.ll
+++ b/llvm/test/CodeGen/PowerPC/aix-tls-xcoff-reloc-large.ll
@@ -32,7 +32,7 @@ entry:
 ; RELOC-NEXT: Relocations [
 ; RELOC-NEXT:   Section (index: 1) .text {
 ; RELOC-NEXT:   Relocation {
-; RELOC-NEXT:     Virtual Address: 0x16
+; RELOC-NEXT:     Virtual Address: 0x12
 ; RELOC-NEXT:     Symbol: TIInit ([[#NFA+19]])
 ; RELOC-NEXT:     IsSigned: No
 ; RELOC-NEXT:     FixupBitValue: 0
@@ -40,7 +40,7 @@ entry:
 ; RELOC-NEXT:     Type: R_TOCU (0x30)
 ; RELOC-NEXT:   }
 ; RELOC-NEXT:   Relocation {
-; RELOC-NEXT:     Virtual Address: 0x1A
+; RELOC-NEXT:     Virtual Address: 0x16
 ; RELOC-NEXT:     Symbol: _$TLSML ([[#NFA+21]])
 ; RELOC-NEXT:     IsSigned: No
 ; RELOC-NEXT:     FixupBitValue: 0
@@ -558,11 +558,11 @@ entry:
 ; DIS-NEXT:                                       stwu 1, -32(1)
 ; DIS-NEXT:                                       stw 0, 40(1)
 ; DIS-NEXT:                                       mr 7, 3
-; DIS-NEXT:                                       mr 6, 4
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                addis 8, 2, 0
 ; DIS-NEXT: {{0*}}[[#ADDR + 2]]: R_TOCU (idx: [[#NFA+19]]) TIInit[TE]
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                addis 3, 2, 0
 ; DIS-NEXT: {{0*}}[[#ADDR + 2]]: R_TOCU (idx: [[#NFA+21]]) _$TLSML[TC]
+; DIS-NEXT:                                       mr 6, 4
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                lwz 3, 4(3)
 ; DIS-NEXT: {{0*}}[[#ADDR + 2]]: R_TOCL (idx: [[#NFA+21]]) _$TLSML[TC]
 ; DIS-NEXT: [[#%x, ADDR:]]: {{.*}}                bla 0x0