[llvm-commits] CVS: llvm/test/Regression/CodeGen/X86/test-hidden.ll test-pic-1.ll test-pic-2.ll test-pic-3.ll test-pic-4.ll test-pic-5.ll test-pic-cpool.ll test-pic-jtbl.ll

Anton Korobeynikov asl at math.spbu.ru
Fri Jan 12 11:21:22 PST 2007



Changes in directory llvm/test/Regression/CodeGen/X86:

test-hidden.ll added (r1.1)
test-pic-1.ll added (r1.1)
test-pic-2.ll added (r1.1)
test-pic-3.ll added (r1.1)
test-pic-4.ll added (r1.1)
test-pic-5.ll added (r1.1)
test-pic-cpool.ll added (r1.1)
test-pic-jtbl.ll added (r1.1)
---
Log message:

* PIC codegen for X86/Linux has been implemented
* PIC-aware internal structures in X86 Codegen have been refactored
* Visibility (default/weak) has been added
* Docs fixes (external weak linkage, visibility, formatting)


---
Diffs of the changes:  (+172 -0)

 test-hidden.ll    |   19 ++++++++++++++++++
 test-pic-1.ll     |   18 +++++++++++++++++
 test-pic-2.ll     |   17 ++++++++++++++++
 test-pic-3.ll     |   14 +++++++++++++
 test-pic-4.ll     |   21 +++++++++++++++++++
 test-pic-5.ll     |   13 ++++++++++++
 test-pic-cpool.ll |   13 ++++++++++++
 test-pic-jtbl.ll  |   57 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 8 files changed, 172 insertions(+)


Index: llvm/test/Regression/CodeGen/X86/test-hidden.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-hidden.ll:1.1
*** /dev/null	Fri Jan 12 13:20:57 2007
--- llvm/test/Regression/CodeGen/X86/test-hidden.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,19 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu | grep ".hidden" | wc -l | grep 2 
+ 
+ %struct.Person = type { i32 }
+ %a = hidden global i32 0
+ %b = external global i32
+ 
+ implementation   ; Functions:
+ 
+ define weak hidden void %_ZN6Person13privateMethodEv(%struct.Person* %this) {
+   ret void
+ }
+ 
+ declare void %function(i32)
+ 
+ define weak void %_ZN6PersonC1Ei(%struct.Person* %this, i32 %_c) {
+   ret void
+ }
+ 


Index: llvm/test/Regression/CodeGen/X86/test-pic-1.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-1.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-1.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,18 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep GOT | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep GOTOFF | wc -l | grep 0
+ 
+ %ptr = external global i32* 
+ %dst = external global i32 
+ %src = external global i32 
+ 
+ define void %foo() {
+ entry:
+     store i32* %dst, i32** %ptr
+     %tmp.s = load i32* %src
+     store i32 %tmp.s, i32* %dst
+     ret void
+ }
+ 


Index: llvm/test/Regression/CodeGen/X86/test-pic-2.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-2.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-2.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,17 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep GOTOFF | wc -l | grep 4
+ 
+ %ptr = internal global i32* null
+ %dst = internal global i32 0
+ %src = internal global i32 0
+ 
+ define void %foo() {
+ entry:
+     store i32* %dst, i32** %ptr
+     %tmp.s = load i32* %src
+     store i32 %tmp.s, i32* %dst
+     ret void
+ }
+ 


Index: llvm/test/Regression/CodeGen/X86/test-pic-3.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-3.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-3.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,14 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep PLT | wc -l | grep 1
+ 
+ define void %bar() {
+ entry:
+     call void(...)* %foo()
+     br label %return
+ return:
+     ret void
+ }
+ 
+ declare void %foo(...)


Index: llvm/test/Regression/CodeGen/X86/test-pic-4.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-4.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-4.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,21 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep PLT | wc -l | grep 1 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep "GOT" | wc -l | grep 1 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep "GOTOFF" | wc -l | grep 0
+ 
+ %pfoo = external global void(...)* 
+ 
+ define void %bar() {
+ entry:
+     %tmp = call void(...)*(...)* %afoo()
+     store void(...)* %tmp, void(...)** %pfoo
+     %tmp1 = load void(...)** %pfoo
+     call void(...)* %tmp1()
+     br label %return
+ return:
+     ret void
+ }
+ 
+ declare void(...)* %afoo(...)


Index: llvm/test/Regression/CodeGen/X86/test-pic-5.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-5.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-5.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,13 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep PLT | wc -l | grep 1
+ 
+ %ptr = external global i32* 
+ 
+ define void %foo() {
+ entry:
+     %ptr = malloc i32, i32 10
+     ret void
+ }
+ 


Index: llvm/test/Regression/CodeGen/X86/test-pic-cpool.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-cpool.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-cpool.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,13 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep GOTOFF | wc -l | grep 2 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep CPI | wc -l | grep 4
+ 
+ define double %foo(i32 %a.u) {
+ entry:
+     %tmp = icmp eq i32 %a.u,0
+     %retval = select bool %tmp, double 4.561230e+02, double 1.234560e+02
+     ret double %retval
+ }
+ 


Index: llvm/test/Regression/CodeGen/X86/test-pic-jtbl.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/test-pic-jtbl.ll:1.1
*** /dev/null	Fri Jan 12 13:21:22 2007
--- llvm/test/Regression/CodeGen/X86/test-pic-jtbl.ll	Fri Jan 12 13:20:47 2007
***************
*** 0 ****
--- 1,57 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep _GLOBAL_OFFSET_TABLE_ &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep piclabel | wc -l | grep 3 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep PLT | wc -l | grep 13 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep GOTOFF | wc -l | grep 1 &&
+ ; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu -relocation-model=pic | grep JTI | wc -l | grep 15
+ 
+ define void %bar(i32 %n.u) {
+ entry:
+     switch i32 %n.u, label %bb12 [i32 1, label %bb i32 2, label %bb6 i32 4, label %bb7 i32 5, label %bb8 i32 6, label %bb10 i32 7, label %bb1 i32 8, label %bb3 i32 9, label %bb4 i32 10, label %bb9 i32 11, label %bb2 i32 12, label %bb5 i32 13, label %bb11 ]
+ bb:
+     tail call void(...)* %foo1()
+     ret void
+ bb1:
+     tail call void(...)* %foo2()
+     ret void
+ bb2:
+     tail call void(...)* %foo6()
+     ret void
+ bb3:
+     tail call void(...)* %foo3()
+     ret void
+ bb4:
+     tail call void(...)* %foo4()
+     ret void
+ bb5:
+     tail call void(...)* %foo5()
+     ret void
+ bb6:
+     tail call void(...)* %foo1()
+     ret void
+ bb7:
+     tail call void(...)* %foo2()
+     ret void
+ bb8:
+     tail call void(...)* %foo6()
+     ret void
+ bb9:
+     tail call void(...)* %foo3()
+     ret void
+ bb10:
+     tail call void(...)* %foo4()
+     ret void
+ bb11:
+     tail call void(...)* %foo5()
+     ret void
+ bb12:
+     tail call void(...)* %foo6()
+     ret void
+ }
+ 
+ declare void %foo1(...)
+ declare void %foo2(...)
+ declare void %foo6(...)
+ declare void %foo3(...)
+ declare void %foo4(...)
+ declare void %foo5(...)






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