void-packages/srcpkgs/llvm9/files/patches/llvm/llvm-003-secureplt.patch

131 lines
4.8 KiB
Diff

--- llvm/lib/Target/PowerPC/PPCSubtarget.cpp
+++ llvm/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -145,8 +145,7 @@ void PPCSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
if (isDarwin())
HasLazyResolverStubs = true;
- if (TargetTriple.isOSNetBSD() || TargetTriple.isOSOpenBSD() ||
- TargetTriple.isMusl())
+ if (TargetTriple.isOSNetBSD() || TargetTriple.isOSOpenBSD() || isTargetLinux())
SecurePlt = true;
if (HasSPE && IsPPC64)
--- llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -4941,7 +4945,8 @@ PrepareCall(SelectionDAG &DAG, SDValue &Callee, SDValue &InFlag, SDValue &Chain,
if (auto *G = dyn_cast<GlobalAddressSDNode>(Callee))
GV = G->getGlobal();
bool Local = TM.shouldAssumeDSOLocal(*Mod, GV);
- bool UsePlt = !Local && Subtarget.isTargetELF() && !isPPC64;
+ bool UsePlt = !Local && Subtarget.isTargetELF() && !isPPC64 &&
+ TM.isPositionIndependent();
if (isFunctionGlobalAddress(Callee)) {
GlobalAddressSDNode *G = cast<GlobalAddressSDNode>(Callee);
--- llvm/test/CodeGen/PowerPC/2008-10-28-f128-i32.ll
+++ llvm/test/CodeGen/PowerPC/2008-10-28-f128-i32.ll
@@ -62,7 +62,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: lfd 4, 328(1)
; CHECK-NEXT: fmr 1, 31
; CHECK-NEXT: fmr 2, 30
-; CHECK-NEXT: bl __gcc_qmul@PLT
+; CHECK-NEXT: bl __gcc_qmul
; CHECK-NEXT: lis 3, 16864
; CHECK-NEXT: stfd 1, 280(1)
; CHECK-NEXT: fmr 29, 1
@@ -84,7 +84,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: lfd 4, 360(1)
; CHECK-NEXT: lfd 1, 352(1)
; CHECK-NEXT: lfd 2, 344(1)
-; CHECK-NEXT: bl __gcc_qsub@PLT
+; CHECK-NEXT: bl __gcc_qsub
; CHECK-NEXT: mffs 0
; CHECK-NEXT: mtfsb1 31
; CHECK-NEXT: lis 3, .LCPI0_1@ha
@@ -117,7 +117,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: .LBB0_5: # %bb1
; CHECK-NEXT: li 4, 0
; CHECK-NEXT: mr 3, 30
-; CHECK-NEXT: bl __floatditf@PLT
+; CHECK-NEXT: bl __floatditf
; CHECK-NEXT: lis 3, 17392
; CHECK-NEXT: stfd 1, 208(1)
; CHECK-NEXT: fmr 29, 1
@@ -140,7 +140,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: lfd 4, 232(1)
; CHECK-NEXT: lfd 1, 224(1)
; CHECK-NEXT: lfd 2, 216(1)
-; CHECK-NEXT: bl __gcc_qadd@PLT
+; CHECK-NEXT: bl __gcc_qadd
; CHECK-NEXT: blt 2, .LBB0_7
; CHECK-NEXT: # %bb.6: # %bb1
; CHECK-NEXT: fmr 2, 28
@@ -163,7 +163,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: stw 3, 248(1)
; CHECK-NEXT: lfd 3, 256(1)
; CHECK-NEXT: lfd 4, 248(1)
-; CHECK-NEXT: bl __gcc_qsub@PLT
+; CHECK-NEXT: bl __gcc_qsub
; CHECK-NEXT: stfd 2, 176(1)
; CHECK-NEXT: fcmpu 0, 2, 27
; CHECK-NEXT: stfd 1, 168(1)
@@ -205,7 +205,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: lfd 4, 72(1)
; CHECK-NEXT: lfd 1, 64(1)
; CHECK-NEXT: lfd 2, 56(1)
-; CHECK-NEXT: bl __gcc_qsub@PLT
+; CHECK-NEXT: bl __gcc_qsub
; CHECK-NEXT: mffs 0
; CHECK-NEXT: mtfsb1 31
; CHECK-NEXT: lis 3, .LCPI0_2@ha
@@ -260,7 +260,7 @@ define i64 @__fixunstfdi(ppc_fp128 %a) nounwind readnone {
; CHECK-NEXT: lfd 4, 136(1)
; CHECK-NEXT: lfd 1, 128(1)
; CHECK-NEXT: lfd 2, 120(1)
-; CHECK-NEXT: bl __gcc_qsub@PLT
+; CHECK-NEXT: bl __gcc_qsub
; CHECK-NEXT: mffs 0
; CHECK-NEXT: mtfsb1 31
; CHECK-NEXT: lis 3, .LCPI0_0@ha
--- llvm/test/CodeGen/PowerPC/2010-02-12-saveCR.ll
+++ llvm/test/CodeGen/PowerPC/2010-02-12-saveCR.ll
@@ -11,7 +11,7 @@ entry:
; CHECK-DAG: ori [[T2:[0-9]+]], [[T2]], 34492
; CHECK-DAG: stwx [[T1]], 1, [[T2]]
; CHECK-DAG: addi 3, 1, 28
-; CHECK: bl bar@PLT
+; CHECK: bl bar
%x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1]
--- llvm/test/CodeGen/PowerPC/available-externally.ll
+++ llvm/test/CodeGen/PowerPC/available-externally.ll
@@ -14,7 +14,7 @@ target triple = "powerpc-unknown-linux-gnu"
define i32 @foo(i64 %x) nounwind {
entry:
; STATIC: foo:
-; STATIC: bl exact_log2@PLT
+; STATIC: bl exact_log2
; STATIC: blr
; PIC: foo:
--- llvm/test/CodeGen/PowerPC/stubs.ll
+++ llvm/test/CodeGen/PowerPC/stubs.ll
@@ -6,4 +6,4 @@ entry:
}
; CHECK: test1:
-; CHECK: bl __floatditf@PLT
+; CHECK: bl __floatditf
--- llvm/test/CodeGen/PowerPC/umulo-128-legalisation-lowering.ll
+++ llvm/test/CodeGen/PowerPC/umulo-128-legalisation-lowering.ll
@@ -72,7 +72,7 @@ define { i128, i8 } @muloti_test(i128 %l, i128 %r) unnamed_addr #0 {
; PPC32-NEXT: mr 28, 9
; PPC32-NEXT: mr 23, 6
; PPC32-NEXT: mr 24, 5
-; PPC32-NEXT: bl __multi3@PLT
+; PPC32-NEXT: bl __multi3
; PPC32-NEXT: mr 7, 4
; PPC32-NEXT: mullw 4, 24, 30
; PPC32-NEXT: mullw 8, 29, 23