[cfe-commits] r119158 - in /cfe/trunk/test/CodeGen: blocksignature.c blockstret.c
Fariborz Jahanian
fjahanian at apple.com
Mon Nov 15 09:06:18 PST 2010
Author: fjahanian
Date: Mon Nov 15 11:06:17 2010
New Revision: 119158
URL: http://llvm.org/viewvc/llvm-project?rev=119158&view=rev
Log:
Restore these tests. I think I fixed the problem.
We shall see.
Added:
cfe/trunk/test/CodeGen/blocksignature.c
cfe/trunk/test/CodeGen/blockstret.c
Added: cfe/trunk/test/CodeGen/blocksignature.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/blocksignature.c?rev=119158&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/blocksignature.c (added)
+++ cfe/trunk/test/CodeGen/blocksignature.c Mon Nov 15 11:06:17 2010
@@ -0,0 +1,94 @@
+// RUN: %clang_cc1 -fblocks -triple x86_64-apple-darwin9 %s -emit-llvm -o - | FileCheck %s -check-prefix=X64
+// RUN: %clang_cc1 -fblocks -triple i686-apple-darwin9 %s -emit-llvm -o - | FileCheck %s -check-prefix=X32
+
+// X64: @.str = private constant [6 x i8] c"v8@?0\00"
+// X64: @__block_literal_global = internal constant %1 { i8** @_NSConcreteGlobalBlock, i32 1342177280,
+// X64: @.str1 = private constant [12 x i8] c"i16@?0c8f12\00"
+// X64: store i32 1073741824, i32*
+
+// X32: @.str = private constant [6 x i8] c"v4@?0\00"
+// X32: @__block_literal_global = internal constant %1 { i8** @_NSConcreteGlobalBlock, i32 1342177280,
+// X32: @.str1 = private constant [11 x i8] c"i12@?0c4f8\00"
+// X32: store i32 1073741824, i32*
+
+// rdar://7635294
+
+
+int globalInt;
+void (^global)(void) = ^{ ++globalInt; };
+
+
+void foo(int param) {
+ extern int rand(void);
+ extern void rand_r(int (^b)(char x, float y)); // name a function present at runtime
+ while (param--)
+ rand_r(^(char x, float y){ return x + (int)y + param + rand(); }); // generate a local block binding param
+}
+
+#if 0
+#include <stdio.h>
+enum {
+ BLOCK_HAS_COPY_DISPOSE = (1 << 25),
+ BLOCK_HAS_CXX_OBJ = (1 << 26),
+ BLOCK_IS_GLOBAL = (1 << 28),
+ BLOCK_HAS_DESCRIPTOR = (1 << 29),
+ BLOCK_HAS_OBJC_TYPE = (1 << 30)
+};
+
+struct block_descriptor_big {
+ unsigned long int reserved;
+ unsigned long int size;
+ void (*copy)(void *dst, void *src); // conditional on BLOCK_HAS_COPY_DISPOSE
+ void (*dispose)(void *); // conditional on BLOCK_HAS_COPY_DISPOSE
+ const char *signature; // conditional on BLOCK_HAS_OBJC
+ const char *layout; // conditional on BLOCK_HAS_OBJC
+};
+struct block_descriptor_small {
+ unsigned long int reserved;
+ unsigned long int size;
+ const char *signature; // conditional on BLOCK_HAS_OBJC
+ const char *layout; // conditional on BLOCK_HAS_OBJC
+};
+
+struct block_layout_abi { // can't change
+ void *isa;
+ int flags;
+ int reserved;
+ void (*invoke)(void *, ...);
+ struct block_descriptor_big *descriptor;
+};
+
+const char *getBlockSignature(void *block) {
+ struct block_layout_abi *layout = (struct block_layout_abi *)block;
+ if ((layout->flags & BLOCK_HAS_OBJC_TYPE) != BLOCK_HAS_OBJC_TYPE) return NULL;
+ if (layout->flags & BLOCK_HAS_COPY_DISPOSE)
+ return layout->descriptor->signature;
+ else
+ return ((struct block_descriptor_small *)layout->descriptor)->signature;
+}
+
+
+
+int main(int argc, char *argv[]) {
+ printf("desired global flags: %d\n", BLOCK_IS_GLOBAL | BLOCK_HAS_OBJC_TYPE);
+ printf("desired stack flags: %d\n", BLOCK_HAS_OBJC_TYPE);
+
+ printf("types for global: %s\n", getBlockSignature(global));
+ printf("types for local: %s\n", getBlockSignature(^int(char x, float y) { return (int)(y + x); }));
+ return 0;
+}
+
+/*
+x86_64
+desired global flags: 1342177280
+desired stack flags: 1073741824
+types for global: v8@?0
+types for local: i16@?0c8f12
+
+i386
+desired global flags: 1342177280
+desired stack flags: 1073741824
+types for global: v4@?0
+types for local: i12@?0c4f8
+*/
+#endif
Added: cfe/trunk/test/CodeGen/blockstret.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/blockstret.c?rev=119158&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/blockstret.c (added)
+++ cfe/trunk/test/CodeGen/blockstret.c Mon Nov 15 11:06:17 2010
@@ -0,0 +1,106 @@
+// RUN: %clang_cc1 -fblocks -triple x86_64-apple-darwin9 %s -emit-llvm -o - | FileCheck %s -check-prefix=X64
+// RUN: %clang_cc1 -fblocks -triple i686-apple-darwin9 %s -emit-llvm -o - | FileCheck %s -check-prefix=X32
+
+// X64: internal constant %2 { i8** @_NSConcreteGlobalBlock, i32 1879048192
+// X64: store i32 1610612736, i32* %want
+
+// X32: @_NSConcreteGlobalBlock, i32 1879048192, i32 0,
+// X32: store i32 1610612736, i32* %want
+
+// rdar://7677537
+int printf(const char *, ...);
+void *malloc(__SIZE_TYPE__ size);
+
+typedef struct bigbig {
+ int array[512];
+ char more[32];
+} BigStruct_t;
+
+BigStruct_t (^global)(void) = ^{ return *(BigStruct_t *)malloc(sizeof(struct bigbig)); };
+
+const char * getBlockSignature(void *);
+
+BigStruct_t foo(int param) {
+ BigStruct_t x;
+ BigStruct_t (^f)(int) = ^(int param) {
+ BigStruct_t *result = malloc(sizeof(BigStruct_t));
+ result->array[23] = param;
+ return *result;
+ };
+ getBlockSignature(f);
+ return x;
+}
+
+enum {
+ BLOCK_HAS_COPY_DISPOSE = (1 << 25),
+ BLOCK_HAS_CXX_OBJ = (1 << 26),
+ BLOCK_IS_GLOBAL = (1 << 28),
+ BLOCK_USE_STRET = (1 << 29),
+ BLOCK_HAS_OBJC_TYPE = (1 << 30)
+};
+
+struct block_descriptor_big {
+ unsigned long int reserved;
+ unsigned long int size;
+ void (*copy)(void *dst, void *src); // conditional on BLOCK_HAS_COPY_DISPOSE
+ void (*dispose)(void *); // conditional on BLOCK_HAS_COPY_DISPOSE
+ const char *signature; // conditional on BLOCK_HAS_OBJC
+ const char *layout; // conditional on BLOCK_HAS_OBJC
+};
+struct block_descriptor_small {
+ unsigned long int reserved;
+ unsigned long int size;
+ const char *signature; // conditional on BLOCK_HAS_OBJC
+ const char *layout; // conditional on BLOCK_HAS_OBJC
+};
+
+struct block_layout_abi { // can't change
+ void *isa;
+ int flags;
+ int reserved;
+ void (*invoke)(void *, ...);
+ struct block_descriptor_big *descriptor;
+};
+
+const char *getBlockSignature(void *block) {
+ struct block_layout_abi *layout = (struct block_layout_abi *)block;
+ if ((layout->flags & BLOCK_HAS_OBJC_TYPE) != BLOCK_HAS_OBJC_TYPE) return 0;
+ if (layout->flags & BLOCK_HAS_COPY_DISPOSE)
+ return layout->descriptor->signature;
+ else
+ return ((struct block_descriptor_small *)layout->descriptor)->signature;
+}
+
+int usesStruct(void *block) {
+ struct block_layout_abi *layout = (struct block_layout_abi *)block;
+ int want = BLOCK_HAS_OBJC_TYPE | BLOCK_USE_STRET;
+ return (layout->flags & want) == want;
+}
+
+
+int main(int argc, char *argv[]) {
+ printf("desired global flags: %d\n", BLOCK_USE_STRET | BLOCK_IS_GLOBAL | BLOCK_HAS_OBJC_TYPE);
+ printf("desired stack flags: %d\n", BLOCK_USE_STRET | BLOCK_HAS_OBJC_TYPE);
+
+ printf("should be non-zero: %d\n", usesStruct(global));
+ BigStruct_t x;
+ BigStruct_t (^local)(int) = ^(int param) {
+ BigStruct_t *result = (BigStruct_t *)malloc(sizeof(BigStruct_t));
+ result->array[23] = argc;
+ return *result;
+ };
+ printf("should be non-zero: %d\n", usesStruct(global));
+ printf("should be non-zero: %d\n", usesStruct(local));
+ printf("should be zero: %d\n", usesStruct(^void(int x){ }));
+ return 0;
+}
+
+/*
+desired global flags: 1879048192
+desired stack flags: 1610612736
+should be non-zero: 1
+should be non-zero: 1
+should be non-zero: 1
+should be zero: 0
+
+*/
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