add support for PIC on linux x86-64

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52139 91177308-0d34-0410-b5e6-96231b3b80d8

11 files changed, 130 insertions, 0 deletions

diff --git a/test/CodeGen/X86/x86-64-pic-1.ll b/test/CodeGen/X86/x86-64-pic-1.ll
new file mode 100644
index 0000000000..f5303c6ad2
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-1.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {call	f@PLT} %t1
+
+define void @g() {
+entry:
+	call void @f( )
+	ret void
+}
+
+declare void @f()
diff --git a/test/CodeGen/X86/x86-64-pic-10.ll b/test/CodeGen/X86/x86-64-pic-10.ll
new file mode 100644
index 0000000000..bc0d0c09f4
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-10.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {call	g@PLT} %t1
+
+@g = alias weak i32 ()* @f
+
+define void @g() {
+entry:
+	%tmp31 = call i32 @g()
+        ret void
+}
+
+declare extern_weak i32 @f()
diff --git a/test/CodeGen/X86/x86-64-pic-11.ll b/test/CodeGen/X86/x86-64-pic-11.ll
new file mode 100644
index 0000000000..f7e0def2d0
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-11.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {call	__fixunsxfti@PLT} %t1
+
+define i128 @f(x86_fp80 %a)  {
+entry:
+	%tmp78 = fptoui x86_fp80 %a to i128
+	ret i128 %tmp78
+}
diff --git a/test/CodeGen/X86/x86-64-pic-2.ll b/test/CodeGen/X86/x86-64-pic-2.ll
new file mode 100644
index 0000000000..39aecbadc4
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-2.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {call	f} %t1
+; RUN: not grep {call	f@PLT} %t1
+
+define void @g() {
+entry:
+	call void @f( )
+	ret void
+}
+
+declare hidden void @f()
diff --git a/test/CodeGen/X86/x86-64-pic-3.ll b/test/CodeGen/X86/x86-64-pic-3.ll
new file mode 100644
index 0000000000..0f5f4b706a
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-3.ll
@@ -0,0 +1,15 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {call	f} %t1
+; RUN: not grep {call	f@PLT} %t1
+
+define void @g() {
+entry:
+	call void @f( )
+	ret void
+}
+
+define internal void @f() {
+entry:
+	ret void
+}
diff --git a/test/CodeGen/X86/x86-64-pic-4.ll b/test/CodeGen/X86/x86-64-pic-4.ll
new file mode 100644
index 0000000000..f8dfa92782
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-4.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {movq	a@GOTPCREL(%rip),} %t1
+
+@a = global i32 0
+
+define i32 @get_a() {
+entry:
+	%tmp1 = load i32* @a, align 4
+	ret i32 %tmp1
+}
diff --git a/test/CodeGen/X86/x86-64-pic-5.ll b/test/CodeGen/X86/x86-64-pic-5.ll
new file mode 100644
index 0000000000..694755da53
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-5.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {movl	a(%rip),} %t1
+; RUN: not grep GOTPCREL %t1
+
+@a = hidden global i32 0
+
+define i32 @get_a() {
+entry:
+	%tmp1 = load i32* @a, align 4
+	ret i32 %tmp1
+}
diff --git a/test/CodeGen/X86/x86-64-pic-6.ll b/test/CodeGen/X86/x86-64-pic-6.ll
new file mode 100644
index 0000000000..b8a91f10ea
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-6.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {movl	a(%rip),} %t1
+; RUN: not grep GOTPCREL %t1
+
+@a = internal global i32 0
+
+define i32 @get_a() {
+entry:
+	%tmp1 = load i32* @a, align 4
+	ret i32 %tmp1
+}
diff --git a/test/CodeGen/X86/x86-64-pic-7.ll b/test/CodeGen/X86/x86-64-pic-7.ll
new file mode 100644
index 0000000000..6339790771
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-7.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {movq	f@GOTPCREL(%rip),} %t1
+
+define void ()* @g() {
+entry:
+	ret void ()* @f
+}
+
+declare void @f()
diff --git a/test/CodeGen/X86/x86-64-pic-8.ll b/test/CodeGen/X86/x86-64-pic-8.ll
new file mode 100644
index 0000000000..369e0cf365
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-8.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {leaq	f(%rip),} %t1
+; RUN: not grep GOTPCREL %t1
+
+define void ()* @g() {
+entry:
+	ret void ()* @f
+}
+
+declare hidden void @f()
diff --git a/test/CodeGen/X86/x86-64-pic-9.ll b/test/CodeGen/X86/x86-64-pic-9.ll
new file mode 100644
index 0000000000..eacfcc11d0
--- /dev/null
+++ b/test/CodeGen/X86/x86-64-pic-9.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | \
+; RUN:   llc -mtriple=x86_64-pc-linux -relocation-model=pic -o %t1 -f
+; RUN: grep {leaq	f(%rip),} %t1
+; RUN: not grep GOTPCREL %t1
+
+define void ()* @g() {
+entry:
+	ret void ()* @f
+}
+
+define internal void @f() {
+entry:
+	ret void
+}