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-rw-r--r--Alc/align.h21
-rw-r--r--Alc/mixer_inc.c4
-rw-r--r--CMakeLists.txt10
-rw-r--r--OpenAL32/Include/alAuxEffectSlot.h4
-rw-r--r--OpenAL32/Include/alMain.h17
-rw-r--r--OpenAL32/Include/alu.h10
-rw-r--r--config.h.in6
7 files changed, 55 insertions, 17 deletions
diff --git a/Alc/align.h b/Alc/align.h
new file mode 100644
index 00000000..babd4106
--- /dev/null
+++ b/Alc/align.h
@@ -0,0 +1,21 @@
+#ifndef AL_ALIGN_H
+#define AL_ALIGN_H
+
+#ifdef HAVE_STDALIGN_H
+#include <stdalign.h>
+#endif
+
+#ifndef alignas
+#ifdef HAVE_C11_ALIGNAS
+#define alignas _Alignas
+#elif defined(IN_IDE_PARSER)
+/* KDevelop has problems with our align macro, so just use nothing for parsing. */
+#define alignas(x)
+#else
+/* NOTE: Our custom ALIGN macro can't take a type name like alignas can. For
+ * maximum compatibility, only provide constant integer values to alignas. */
+#define alignas(_x) ALIGN(_x)
+#endif
+#endif
+
+#endif /* AL_ALIGN_H */
diff --git a/Alc/mixer_inc.c b/Alc/mixer_inc.c
index a2d0a16c..4748f785 100644
--- a/Alc/mixer_inc.c
+++ b/Alc/mixer_inc.c
@@ -2,8 +2,10 @@
#include "alMain.h"
#include "alSource.h"
+
#include "hrtf.h"
#include "mixer_defs.h"
+#include "align.h"
#define REAL_MERGE2(a,b) a##b
@@ -36,7 +38,7 @@ void MixDirect_Hrtf(DirectParams *params, const ALfloat *restrict data, ALuint s
ALfloat (*restrict Values)[2] = params->Mix.Hrtf.State.Values[srcchan];
ALuint Counter = maxu(params->Counter, OutPos) - OutPos;
ALuint Offset = params->Offset + OutPos;
- ALIGN(16) ALfloat Coeffs[HRIR_LENGTH][2];
+ alignas(16) ALfloat Coeffs[HRIR_LENGTH][2];
ALuint Delay[2];
ALfloat left, right;
ALuint pos;
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0d440aab..5e84cd64 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -176,6 +176,15 @@ CHECK_C_SOURCE_COMPILES(
}"
HAVE_C11_STATIC_ASSERT)
+# Check if we have C11 alignas
+CHECK_C_SOURCE_COMPILES(
+"_Alignas(4) int foo;
+ int main()
+ {
+ return 0;
+ }"
+HAVE_C11_ALIGNAS)
+
# Add definitions, compiler switches, etc.
INCLUDE_DIRECTORIES("${OpenAL_SOURCE_DIR}/include" "${OpenAL_BINARY_DIR}")
IF(CMAKE_VERSION VERSION_LESS "2.8.8")
@@ -319,6 +328,7 @@ ENDIF()
CHECK_C_SOURCE_COMPILES("int foo(const char *str, ...) __attribute__((format(printf, 1, 2)));
int main() {return 0;}" HAVE_GCC_FORMAT)
+CHECK_INCLUDE_FILE(stdalign.h HAVE_STDALIGN_H)
IF(NOT HAVE_C99_VLA)
CHECK_INCLUDE_FILE(alloca.h HAVE_ALLOCA_H)
ENDIF()
diff --git a/OpenAL32/Include/alAuxEffectSlot.h b/OpenAL32/Include/alAuxEffectSlot.h
index 264f8f73..75eb87ca 100644
--- a/OpenAL32/Include/alAuxEffectSlot.h
+++ b/OpenAL32/Include/alAuxEffectSlot.h
@@ -4,6 +4,8 @@
#include "alMain.h"
#include "alEffect.h"
+#include "align.h"
+
#ifdef __cplusplus
extern "C" {
#endif
@@ -72,7 +74,7 @@ typedef struct ALeffectslot {
volatile ALenum NeedsUpdate;
ALeffectState *EffectState;
- ALIGN(16) ALfloat WetBuffer[1][BUFFERSIZE];
+ alignas(16) ALfloat WetBuffer[1][BUFFERSIZE];
RefCount ref;
diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h
index 3247aa96..ad305c4e 100644
--- a/OpenAL32/Include/alMain.h
+++ b/OpenAL32/Include/alMain.h
@@ -31,7 +31,7 @@
#endif
#endif
-
+#include "align.h"
#include "atomic.h"
#include "uintmap.h"
#include "vector.h"
@@ -271,11 +271,6 @@ ALC_API void ALC_APIENTRY alcGetInteger64vSOFT(ALCdevice *device, ALCenum pname,
/* KDevelop's parser doesn't recognize the C99-standard restrict keyword, but
* recent versions (at least 4.5.1) do recognize GCC's __restrict. */
#define restrict __restrict
-/* KDevelop won't see the ALIGN macro from config.h when viewing files that
- * don't include it directly (e.g. headers). */
-#ifndef ALIGN
-#define ALIGN(x)
-#endif
#endif
@@ -682,11 +677,11 @@ struct ALCdevice_struct
ALuint SamplesDone;
/* Temp storage used for mixing. */
- ALIGN(16) ALfloat SampleData1[BUFFERSIZE];
- ALIGN(16) ALfloat SampleData2[BUFFERSIZE];
+ alignas(16) ALfloat SampleData1[BUFFERSIZE];
+ alignas(16) ALfloat SampleData2[BUFFERSIZE];
// Dry path buffer mix
- ALIGN(16) ALfloat DryBuffer[MaxChannels][BUFFERSIZE];
+ alignas(16) ALfloat DryBuffer[MaxChannels][BUFFERSIZE];
/* Running count of the mixer invocations, in 31.1 fixed point. This
* actually increments *twice* when mixing, first at the start and then at
@@ -708,7 +703,7 @@ struct ALCdevice_struct
ALCdevice *volatile next;
/* Memory space used by the default slot (Playback devices only) */
- ALIGN(16) ALCbyte _slot_mem[];
+ alignas(16) ALCbyte _slot_mem[];
};
// Frequency was requested by the app or config file
@@ -779,7 +774,7 @@ struct ALCcontext_struct
ALCcontext *volatile next;
/* Memory space used by the listener */
- ALIGN(16) ALCbyte _listener_mem[];
+ alignas(16) ALCbyte _listener_mem[];
};
ALCcontext *GetContextRef(void);
diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index c1aa143d..f931b737 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -13,7 +13,9 @@
#include "alMain.h"
#include "alBuffer.h"
#include "alFilter.h"
+
#include "hrtf.h"
+#include "align.h"
#define F_PI (3.14159265358979323846f)
@@ -38,15 +40,15 @@ extern "C" {
#endif
typedef struct HrtfState {
- ALIGN(16) ALfloat History[MAX_INPUT_CHANNELS][SRC_HISTORY_LENGTH];
- ALIGN(16) ALfloat Values[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
+ alignas(16) ALfloat History[MAX_INPUT_CHANNELS][SRC_HISTORY_LENGTH];
+ alignas(16) ALfloat Values[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
} HrtfState;
typedef struct HrtfParams {
ALfloat Gain;
ALfloat Dir[3];
- ALIGN(16) ALfloat Coeffs[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
- ALIGN(16) ALfloat CoeffStep[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
+ alignas(16) ALfloat Coeffs[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
+ alignas(16) ALfloat CoeffStep[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
ALuint Delay[MAX_INPUT_CHANNELS][2];
ALint DelayStep[MAX_INPUT_CHANNELS][2];
ALuint IrSize;
diff --git a/config.h.in b/config.h.in
index 5e6d0862..33eb5b62 100644
--- a/config.h.in
+++ b/config.h.in
@@ -95,6 +95,9 @@
/* Define if we have C11 _Static_assert support */
#cmakedefine HAVE_C11_STATIC_ASSERT
+/* Define if we have C11 _Alignas support */
+#cmakedefine HAVE_C11_ALIGNAS
+
/* Define if we have GCC's destructor attribute */
#cmakedefine HAVE_GCC_DESTRUCTOR
@@ -104,6 +107,9 @@
/* Define if we have stdint.h */
#cmakedefine HAVE_STDINT_H
+/* Define if we have stdalign.h */
+#cmakedefine HAVE_STDALIGN_H
+
/* Define if we have windows.h */
#cmakedefine HAVE_WINDOWS_H
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 03:13:58 +0000