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| author | Mehdi Amini <mehdi.amini@apple.com> | 2016-12-15 04:02:31 +0000 |
|---|---|---|
| committer | Mehdi Amini <mehdi.amini@apple.com> | 2016-12-15 04:02:31 +0000 |
| commit | ab11d83048d0467e39bd5ef2b6f43f6f1686c45e (patch) | |
| tree | b6387344c9ec148e29d47eb4fe5e05104e51306b /clang/test/CodeGen/builtins.c | |
| parent | 6ee0b4e9f543fa108b47d3ae7c030d835cacd2c1 (diff) | |
| download | bcm5719-llvm-ab11d83048d0467e39bd5ef2b6f43f6f1686c45e.tar.gz bcm5719-llvm-ab11d83048d0467e39bd5ef2b6f43f6f1686c45e.zip | |
Fix os_log formating with arbitrary precision and field width
llvm-svn: 289761
Diffstat (limited to 'clang/test/CodeGen/builtins.c')
| -rw-r--r-- | clang/test/CodeGen/builtins.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtins.c b/clang/test/CodeGen/builtins.c index c604ee54e29..a0f846b14f1 100644 --- a/clang/test/CodeGen/builtins.c +++ b/clang/test/CodeGen/builtins.c @@ -489,6 +489,55 @@ void test_builtin_os_log_wide(void *buf, const char *data, wchar_t *str) { __builtin_os_log_format(buf, "%S", str); } +// CHECK-LABEL: define void @test_builtin_os_log_precision_width +// CHECK: (i8* [[BUF:%.*]], i8* [[DATA:%.*]], i32 [[PRECISION:%.*]], i32 [[WIDTH:%.*]]) +void test_builtin_os_log_precision_width(void *buf, const char *data, + int precision, int width) { + volatile int len; + // CHECK: store i8* [[BUF]], i8** [[BUF_ADDR:%.*]], align 8 + // CHECK: store i8* [[DATA]], i8** [[DATA_ADDR:%.*]], align 8 + // CHECK: store i32 [[PRECISION]], i32* [[PRECISION_ADDR:%.*]], align 4 + // CHECK: store i32 [[WIDTH]], i32* [[WIDTH_ADDR:%.*]], align 4 + + // CHECK: store volatile i32 24, + len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data); + + // CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]] + // CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0 + // CHECK: store i8 2, i8* [[SUMMARY]] + // CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1 + // CHECK: store i8 3, i8* [[NUM_ARGS]] + + // CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2 + // CHECK: store i8 0, i8* [[ARG1_DESC]] + // CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3 + // CHECK: store i8 4, i8* [[ARG1_SIZE]] + // CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4 + // CHECK: [[ARG1_INT:%.*]] = bitcast i8* [[ARG1]] to i32* + // CHECK: [[ARG1_VAL:%.*]] = load i32, i32* [[PRECISION_ADDR]] + // CHECK: store i32 [[ARG1_VAL]], i32* [[ARG1_INT]] + + // CHECK: [[ARG2_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 8 + // CHECK: store i8 16, i8* [[ARG2_DESC]] + // CHECK: [[ARG2_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 9 + // CHECK: store i8 4, i8* [[ARG2_SIZE]] + // CHECK: [[ARG2:%.*]] = getelementptr i8, i8* [[BUF2]], i64 10 + // CHECK: [[ARG2_INT:%.*]] = bitcast i8* [[ARG2]] to i32* + // CHECK: [[ARG2_VAL:%.*]] = load i32, i32* [[WIDTH_ADDR]] + // CHECK: store i32 [[ARG2_VAL]], i32* [[ARG2_INT]] + + // CHECK: [[ARG3_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 14 + // CHECK: store i8 32, i8* [[ARG3_DESC]] + // CHECK: [[ARG3_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 15 + // CHECK: store i8 8, i8* [[ARG3_SIZE]] + // CHECK: [[ARG3:%.*]] = getelementptr i8, i8* [[BUF2]], i64 16 + // CHECK: [[ARG3_PTR:%.*]] = bitcast i8* [[ARG3]] to i8** + // CHECK: [[DATA2:%.*]] = load i8*, i8** [[DATA_ADDR]] + // CHECK: store i8* [[DATA2]], i8** [[ARG3_PTR]] + + __builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data); +} + // CHECK-LABEL: define void @test_builtin_os_log_percent // CHECK: (i8* [[BUF:%.*]], i8* [[DATA1:%.*]], i8* [[DATA2:%.*]]) // Check that the %% which does not consume any argument is correctly handled |
