This patch improves the MCJIT runtime dynamic loader by adding new handling

of zero-initialized sections, virtual sections and common symbols
and preventing the loading of sections which are not required for
execution such as debug information.

Patch by Andy Kaylor!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154610 91177308-0d34-0410-b5e6-96231b3b80d8

18 files changed, 0 insertions, 18 deletions

diff --git a/test/ExecutionEngine/2002-12-16-ArgTest.ll b/test/ExecutionEngine/2002-12-16-ArgTest.ll
index b36feee516..eb2fe8c048 100644
--- a/test/ExecutionEngine/2002-12-16-ArgTest.ll
+++ b/test/ExecutionEngine/2002-12-16-ArgTest.ll
@@ -1,5 +1,4 @@
 ; RUN: %lli %s > /dev/null
-; XFAIL: mcjit
 
 @.LC0 = internal global [10 x i8] c"argc: %d\0A\00"		; <[10 x i8]*> [#uses=1]
 
diff --git a/test/ExecutionEngine/2003-01-04-ArgumentBug.ll b/test/ExecutionEngine/2003-01-04-ArgumentBug.ll
index 0cc0efd7ea..3182193453 100644
--- a/test/ExecutionEngine/2003-01-04-ArgumentBug.ll
+++ b/test/ExecutionEngine/2003-01-04-ArgumentBug.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 define i32 @foo(i32 %X, i32 %Y, double %A) {
 	%cond212 = fcmp une double %A, 1.000000e+00		; <i1> [#uses=1]
diff --git a/test/ExecutionEngine/2003-01-04-LoopTest.ll b/test/ExecutionEngine/2003-01-04-LoopTest.ll
index e4049a76e0..3e27e0607b 100644
--- a/test/ExecutionEngine/2003-01-04-LoopTest.ll
+++ b/test/ExecutionEngine/2003-01-04-LoopTest.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 define i32 @main() {
 	call i32 @mylog( i32 4 )		; <i32>:1 [#uses=0]
diff --git a/test/ExecutionEngine/2003-05-06-LivenessClobber.ll b/test/ExecutionEngine/2003-05-06-LivenessClobber.ll
index 1e155ee20d..6f61aa68b6 100644
--- a/test/ExecutionEngine/2003-05-06-LivenessClobber.ll
+++ b/test/ExecutionEngine/2003-05-06-LivenessClobber.ll
@@ -2,7 +2,6 @@
 ;
 ; RUN: not %lli %s
 ; XFAIL: arm
-; XFAIL: mcjit
 
 @test = global i64 0		; <i64*> [#uses=1]
 
diff --git a/test/ExecutionEngine/2003-05-07-ArgumentTest.ll b/test/ExecutionEngine/2003-05-07-ArgumentTest.ll
index 1a1ae5f56b..236be18d96 100644
--- a/test/ExecutionEngine/2003-05-07-ArgumentTest.ll
+++ b/test/ExecutionEngine/2003-05-07-ArgumentTest.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s test
 ; XFAIL: arm
-; XFAIL: mcjit
 
 declare i32 @puts(i8*)
 
diff --git a/test/ExecutionEngine/2003-08-21-EnvironmentTest.ll b/test/ExecutionEngine/2003-08-21-EnvironmentTest.ll
index b56025a279..60dc3d6b7d 100644
--- a/test/ExecutionEngine/2003-08-21-EnvironmentTest.ll
+++ b/test/ExecutionEngine/2003-08-21-EnvironmentTest.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 ;
 ; Regression Test: EnvironmentTest.ll
diff --git a/test/ExecutionEngine/2005-12-02-TailCallBug.ll b/test/ExecutionEngine/2005-12-02-TailCallBug.ll
index 4d7bd895d2..8523b5e3f5 100644
--- a/test/ExecutionEngine/2005-12-02-TailCallBug.ll
+++ b/test/ExecutionEngine/2005-12-02-TailCallBug.ll
@@ -1,7 +1,6 @@
 ; PR672
 ; RUN: %lli %s
 ; XFAIL: arm
-; XFAIL: mcjit-ia32
 
 define i32 @main() {
 	%f = bitcast i32 (i32, i32*, i32)* @check_tail to i32*		; <i32*> [#uses=1]
diff --git a/test/ExecutionEngine/hello.ll b/test/ExecutionEngine/hello.ll
index 4d1d9874bb..f2c4a7f414 100644
--- a/test/ExecutionEngine/hello.ll
+++ b/test/ExecutionEngine/hello.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 @.LC0 = internal global [12 x i8] c"Hello World\00"		; <[12 x i8]*> [#uses=1]
 
diff --git a/test/ExecutionEngine/hello2.ll b/test/ExecutionEngine/hello2.ll
index 05b4409302..155ed41d7c 100644
--- a/test/ExecutionEngine/hello2.ll
+++ b/test/ExecutionEngine/hello2.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 @X = global i32 7		; <i32*> [#uses=0]
 @msg = internal global [13 x i8] c"Hello World\0A\00"		; <[13 x i8]*> [#uses=1]
diff --git a/test/ExecutionEngine/stubs.ll b/test/ExecutionEngine/stubs.ll
index c1134e9ee0..b40e4be63d 100644
--- a/test/ExecutionEngine/stubs.ll
+++ b/test/ExecutionEngine/stubs.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli -disable-lazy-compilation=false %s
 ; XFAIL: arm
-; XFAIL: mcjit
 
 define i32 @main() nounwind {
 entry:
diff --git a/test/ExecutionEngine/test-call-no-external-funcs.ll b/test/ExecutionEngine/test-call-no-external-funcs.ll
index 0c98379a0b..b2dd5325f1 100644
--- a/test/ExecutionEngine/test-call-no-external-funcs.ll
+++ b/test/ExecutionEngine/test-call-no-external-funcs.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 define i32 @_Z14func_exit_codev() nounwind uwtable {
 entry:
diff --git a/test/ExecutionEngine/test-call.ll b/test/ExecutionEngine/test-call.ll
index eaadbbae0a..3fd39fe094 100644
--- a/test/ExecutionEngine/test-call.ll
+++ b/test/ExecutionEngine/test-call.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 declare void @exit(i32)
 
diff --git a/test/ExecutionEngine/test-common-symbols.ll b/test/ExecutionEngine/test-common-symbols.ll
index 52ce7d1f60..4dd926512a 100644
--- a/test/ExecutionEngine/test-common-symbols.ll
+++ b/test/ExecutionEngine/test-common-symbols.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli -O0 -disable-lazy-compilation=false %s
 ; XFAIL: arm
-; XFAIL: mcjit
 
 ; The intention of this test is to verify that symbols mapped to COMMON in ELF
 ; work as expected.
diff --git a/test/ExecutionEngine/test-fp-no-external-funcs.ll b/test/ExecutionEngine/test-fp-no-external-funcs.ll
index 6b8410a225..61b12c2abe 100644
--- a/test/ExecutionEngine/test-fp-no-external-funcs.ll
+++ b/test/ExecutionEngine/test-fp-no-external-funcs.ll
@@ -1,5 +1,4 @@
 ; RUN: %lli  %s > /dev/null
-; XFAIL: mcjit
 
 define double @test(double* %DP, double %Arg) {
 	%D = load double* %DP		; <double> [#uses=1]
diff --git a/test/ExecutionEngine/test-fp.ll b/test/ExecutionEngine/test-fp.ll
index 3411ca1c76..2bf0210d8b 100644
--- a/test/ExecutionEngine/test-fp.ll
+++ b/test/ExecutionEngine/test-fp.ll
@@ -1,5 +1,4 @@
 ; RUN: %lli %s > /dev/null
-; XFAIL: mcjit
 
 define double @test(double* %DP, double %Arg) {
 	%D = load double* %DP		; <double> [#uses=1]
diff --git a/test/ExecutionEngine/test-global-init-nonzero.ll b/test/ExecutionEngine/test-global-init-nonzero.ll
index a13bfc91f1..ef2d37b891 100644
--- a/test/ExecutionEngine/test-global-init-nonzero.ll
+++ b/test/ExecutionEngine/test-global-init-nonzero.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli  %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 @count = global i32 1, align 4
 
diff --git a/test/ExecutionEngine/test-global.ll b/test/ExecutionEngine/test-global.ll
index ce25cb23c7..2ea50dea99 100644
--- a/test/ExecutionEngine/test-global.ll
+++ b/test/ExecutionEngine/test-global.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit
 
 @count = global i32 0, align 4
 
diff --git a/test/ExecutionEngine/test-loadstore.ll b/test/ExecutionEngine/test-loadstore.ll
index b9b779802c..75743146c6 100644
--- a/test/ExecutionEngine/test-loadstore.ll
+++ b/test/ExecutionEngine/test-loadstore.ll
@@ -1,6 +1,5 @@
 ; RUN: %lli %s > /dev/null
 ; XFAIL: arm
-; XFAIL: mcjit-ia32
 
 define void @test(i8* %P, i16* %P.upgrd.1, i32* %P.upgrd.2, i64* %P.upgrd.3) {
 	%V = load i8* %P		; <i8> [#uses=1]