Adding new tests to test lli's pseudo-remote feature (-remote-mcjit).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168180 91177308-0d34-0410-b5e6-96231b3b80d8

7 files changed, 220 insertions, 0 deletions

diff --git a/test/ExecutionEngine/MCJIT/simpletest-remote.ll b/test/ExecutionEngine/MCJIT/simpletest-remote.ll
new file mode 100644
index 0000000000..cab18bf211
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/simpletest-remote.ll
@@ -0,0 +1,11 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit %s > /dev/null
+
+define i32 @bar() {
+	ret i32 0
+}
+
+define i32 @main() {
+	%r = call i32 @bar( )		; <i32> [#uses=1]
+	ret i32 %r
+}
+
diff --git a/test/ExecutionEngine/MCJIT/stubs-remote.ll b/test/ExecutionEngine/MCJIT/stubs-remote.ll
new file mode 100644
index 0000000000..7e31ff4368
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/stubs-remote.ll
@@ -0,0 +1,35 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit -disable-lazy-compilation=false %s

+

+define i32 @main() nounwind {

+entry:

+	call void @lazily_compiled_address_is_consistent()

+	ret i32 0

+}

+

+; Test PR3043: @test should have the same address before and after

+; it's JIT-compiled.

+@funcPtr = common global i1 ()* null, align 4

+@lcaic_failure = internal constant [46 x i8] c"@lazily_compiled_address_is_consistent failed\00"

+

+define void @lazily_compiled_address_is_consistent() nounwind {

+entry:

+	store i1 ()* @test, i1 ()** @funcPtr

+	%pass = tail call i1 @test()		; <i32> [#uses=1]

+	br i1 %pass, label %pass_block, label %fail_block

+pass_block:

+	ret void

+fail_block:

+	call i32 @puts(i8* getelementptr([46 x i8]* @lcaic_failure, i32 0, i32 0))

+	call void @exit(i32 1)

+	unreachable

+}

+

+define i1 @test() nounwind {

+entry:

+	%tmp = load i1 ()** @funcPtr

+	%eq = icmp eq i1 ()* %tmp, @test

+	ret i1 %eq

+}

+

+declare i32 @puts(i8*) noreturn

+declare void @exit(i32) noreturn

diff --git a/test/ExecutionEngine/MCJIT/test-common-symbols-remote.ll b/test/ExecutionEngine/MCJIT/test-common-symbols-remote.ll
new file mode 100644
index 0000000000..3952a2b294
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/test-common-symbols-remote.ll
@@ -0,0 +1,88 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit -O0 -disable-lazy-compilation=false %s
+
+; The intention of this test is to verify that symbols mapped to COMMON in ELF
+; work as expected.
+;
+; Compiled from this C code:
+;
+; int zero_int;
+; double zero_double;
+; int zero_arr[10];
+; 
+; int main()
+; {
+;     zero_arr[zero_int + 5] = 40;
+; 
+;     if (zero_double < 1.0)
+;         zero_arr[zero_int + 2] = 70;
+; 
+;     for (int i = 1; i < 10; ++i) {
+;         zero_arr[i] = zero_arr[i - 1] + zero_arr[i];
+;     }
+;     return zero_arr[9] == 110 ? 0 : -1;
+; }
+
+@zero_int = common global i32 0, align 4
+@zero_arr = common global [10 x i32] zeroinitializer, align 16
+@zero_double = common global double 0.000000e+00, align 8
+
+define i32 @main() nounwind {
+entry:
+  %retval = alloca i32, align 4
+  %i = alloca i32, align 4
+  store i32 0, i32* %retval
+  %0 = load i32* @zero_int, align 4
+  %add = add nsw i32 %0, 5
+  %idxprom = sext i32 %add to i64
+  %arrayidx = getelementptr inbounds [10 x i32]* @zero_arr, i32 0, i64 %idxprom
+  store i32 40, i32* %arrayidx, align 4
+  %1 = load double* @zero_double, align 8
+  %cmp = fcmp olt double %1, 1.000000e+00
+  br i1 %cmp, label %if.then, label %if.end
+
+if.then:                                          ; preds = %entry
+  %2 = load i32* @zero_int, align 4
+  %add1 = add nsw i32 %2, 2
+  %idxprom2 = sext i32 %add1 to i64
+  %arrayidx3 = getelementptr inbounds [10 x i32]* @zero_arr, i32 0, i64 %idxprom2
+  store i32 70, i32* %arrayidx3, align 4
+  br label %if.end
+
+if.end:                                           ; preds = %if.then, %entry
+  store i32 1, i32* %i, align 4
+  br label %for.cond
+
+for.cond:                                         ; preds = %for.inc, %if.end
+  %3 = load i32* %i, align 4
+  %cmp4 = icmp slt i32 %3, 10
+  br i1 %cmp4, label %for.body, label %for.end
+
+for.body:                                         ; preds = %for.cond
+  %4 = load i32* %i, align 4
+  %sub = sub nsw i32 %4, 1
+  %idxprom5 = sext i32 %sub to i64
+  %arrayidx6 = getelementptr inbounds [10 x i32]* @zero_arr, i32 0, i64 %idxprom5
+  %5 = load i32* %arrayidx6, align 4
+  %6 = load i32* %i, align 4
+  %idxprom7 = sext i32 %6 to i64
+  %arrayidx8 = getelementptr inbounds [10 x i32]* @zero_arr, i32 0, i64 %idxprom7
+  %7 = load i32* %arrayidx8, align 4
+  %add9 = add nsw i32 %5, %7
+  %8 = load i32* %i, align 4
+  %idxprom10 = sext i32 %8 to i64
+  %arrayidx11 = getelementptr inbounds [10 x i32]* @zero_arr, i32 0, i64 %idxprom10
+  store i32 %add9, i32* %arrayidx11, align 4
+  br label %for.inc
+
+for.inc:                                          ; preds = %for.body
+  %9 = load i32* %i, align 4
+  %inc = add nsw i32 %9, 1
+  store i32 %inc, i32* %i, align 4
+  br label %for.cond
+
+for.end:                                          ; preds = %for.cond
+  %10 = load i32* getelementptr inbounds ([10 x i32]* @zero_arr, i32 0, i64 9), align 4
+  %cmp12 = icmp eq i32 %10, 110
+  %cond = select i1 %cmp12, i32 0, i32 -1
+  ret i32 %cond
+}
diff --git a/test/ExecutionEngine/MCJIT/test-data-align-remote.ll b/test/ExecutionEngine/MCJIT/test-data-align-remote.ll
new file mode 100644
index 0000000000..24b6810540
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/test-data-align-remote.ll
@@ -0,0 +1,15 @@
+; RUN:  %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit -O0 %s
+
+; Check that a variable is always aligned as specified.
+
+@var = global i32 0, align 32
+define i32 @main() {
+  %addr = ptrtoint i32* @var to i64
+  %mask = and i64 %addr, 31
+  %tst = icmp eq i64 %mask, 0
+  br i1 %tst, label %good, label %bad
+good:
+  ret i32 0
+bad:
+  ret i32 1
+}
diff --git a/test/ExecutionEngine/MCJIT/test-fp-no-external-funcs-remote.ll b/test/ExecutionEngine/MCJIT/test-fp-no-external-funcs-remote.ll
new file mode 100644
index 0000000000..636116bc6e
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/test-fp-no-external-funcs-remote.ll
@@ -0,0 +1,21 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit %s > /dev/null
+
+define double @test(double* %DP, double %Arg) {
+	%D = load double* %DP		; <double> [#uses=1]
+	%V = fadd double %D, 1.000000e+00		; <double> [#uses=2]
+	%W = fsub double %V, %V		; <double> [#uses=3]
+	%X = fmul double %W, %W		; <double> [#uses=2]
+	%Y = fdiv double %X, %X		; <double> [#uses=2]
+	%Q = fadd double %Y, %Arg		; <double> [#uses=1]
+	%R = bitcast double %Q to double		; <double> [#uses=1]
+	store double %Q, double* %DP
+	ret double %Y
+}
+
+define i32 @main() {
+	%X = alloca double		; <double*> [#uses=2]
+	store double 0.000000e+00, double* %X
+	call double @test( double* %X, double 2.000000e+00 )		; <double>:1 [#uses=0]
+	ret i32 0
+}
+
diff --git a/test/ExecutionEngine/MCJIT/test-global-init-nonzero-remote.ll b/test/ExecutionEngine/MCJIT/test-global-init-nonzero-remote.ll
new file mode 100644
index 0000000000..20a0e2d030
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/test-global-init-nonzero-remote.ll
@@ -0,0 +1,34 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit %s > /dev/null
+
+@count = global i32 1, align 4
+
+define i32 @main() nounwind uwtable {
+entry:
+  %retval = alloca i32, align 4
+  %i = alloca i32, align 4
+  store i32 0, i32* %retval
+  store i32 0, i32* %i, align 4
+  br label %for.cond
+
+for.cond:                                         ; preds = %for.inc, %entry
+  %0 = load i32* %i, align 4
+  %cmp = icmp slt i32 %0, 49
+  br i1 %cmp, label %for.body, label %for.end
+
+for.body:                                         ; preds = %for.cond
+  %1 = load i32* @count, align 4
+  %inc = add nsw i32 %1, 1
+  store i32 %inc, i32* @count, align 4
+  br label %for.inc
+
+for.inc:                                          ; preds = %for.body
+  %2 = load i32* %i, align 4
+  %inc1 = add nsw i32 %2, 1
+  store i32 %inc1, i32* %i, align 4
+  br label %for.cond
+
+for.end:                                          ; preds = %for.cond
+  %3 = load i32* @count, align 4
+  %sub = sub nsw i32 %3, 50
+  ret i32 %sub
+}
diff --git a/test/ExecutionEngine/MCJIT/test-ptr-reloc-remote.ll b/test/ExecutionEngine/MCJIT/test-ptr-reloc-remote.ll
new file mode 100644
index 0000000000..bd6219c589
--- /dev/null
+++ b/test/ExecutionEngine/MCJIT/test-ptr-reloc-remote.ll
@@ -0,0 +1,16 @@
+; RUN: %lli -mtriple=%mcjit_triple -use-mcjit -remote-mcjit -O0 %s
+
+@.str = private unnamed_addr constant [6 x i8] c"data1\00", align 1
+@ptr = global i8* getelementptr inbounds ([6 x i8]* @.str, i32 0, i32 0), align 4
+@.str1 = private unnamed_addr constant [6 x i8] c"data2\00", align 1
+@ptr2 = global i8* getelementptr inbounds ([6 x i8]* @.str1, i32 0, i32 0), align 4
+
+define i32 @main(i32 %argc, i8** nocapture %argv) nounwind readonly {
+entry:
+  %0 = load i8** @ptr, align 4
+  %1 = load i8** @ptr2, align 4
+  %cmp = icmp eq i8* %0, %1
+  %. = zext i1 %cmp to i32
+  ret i32 %.
+}
+