r600: Convert get_global_size to clc

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewer: Aaron Watry
llvm-svn: 346076

12 files changed, 16 insertions, 49 deletions

diff --git a/libclc/r600/lib/OVERRIDES_3.9 b/libclc/r600/lib/OVERRIDES_3.9
index e1a6ae846d7b..40638ccfa183 100644
--- a/libclc/r600/lib/OVERRIDES_3.9
+++ b/libclc/r600/lib/OVERRIDES_3.9
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.ll
-workitem/get_global_size.ll
 workitem/get_num_groups.ll
diff --git a/libclc/r600/lib/OVERRIDES_4.0 b/libclc/r600/lib/OVERRIDES_4.0
index e1a6ae846d7b..40638ccfa183 100644
--- a/libclc/r600/lib/OVERRIDES_4.0
+++ b/libclc/r600/lib/OVERRIDES_4.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.ll
-workitem/get_global_size.ll
 workitem/get_num_groups.ll
diff --git a/libclc/r600/lib/OVERRIDES_5.0 b/libclc/r600/lib/OVERRIDES_5.0
index e1a6ae846d7b..40638ccfa183 100644
--- a/libclc/r600/lib/OVERRIDES_5.0
+++ b/libclc/r600/lib/OVERRIDES_5.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.ll
-workitem/get_global_size.ll
 workitem/get_num_groups.ll
diff --git a/libclc/r600/lib/OVERRIDES_6.0 b/libclc/r600/lib/OVERRIDES_6.0
index e1a6ae846d7b..40638ccfa183 100644
--- a/libclc/r600/lib/OVERRIDES_6.0
+++ b/libclc/r600/lib/OVERRIDES_6.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.ll
-workitem/get_global_size.ll
 workitem/get_num_groups.ll
diff --git a/libclc/r600/lib/SOURCES b/libclc/r600/lib/SOURCES
index 75cf901a5cf9..1d8d31dc38da 100644
--- a/libclc/r600/lib/SOURCES
+++ b/libclc/r600/lib/SOURCES
@@ -3,7 +3,7 @@ math/fmin.cl
 synchronization/barrier_impl.ll
 workitem/get_global_offset.cl
 workitem/get_group_id.cl
-workitem/get_global_size.ll
+workitem/get_global_size.cl
 workitem/get_local_id.cl
 workitem/get_local_size.cl
 workitem/get_num_groups.ll
diff --git a/libclc/r600/lib/SOURCES_3.9 b/libclc/r600/lib/SOURCES_3.9
index 9f360523b8e5..9348387b22ce 100644
--- a/libclc/r600/lib/SOURCES_3.9
+++ b/libclc/r600/lib/SOURCES_3.9
@@ -14,5 +14,4 @@ image/write_imagei.cl
 image/write_imageui.cl
 image/write_image_impl.ll
 synchronization/barrier_impl.39.ll
-workitem/get_global_size.39.ll
 workitem/get_num_groups.39.ll
diff --git a/libclc/r600/lib/SOURCES_4.0 b/libclc/r600/lib/SOURCES_4.0
index 6ca2332d58ed..93d333017bb2 100644
--- a/libclc/r600/lib/SOURCES_4.0
+++ b/libclc/r600/lib/SOURCES_4.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.39.ll
-workitem/get_global_size.39.ll
 workitem/get_num_groups.39.ll
diff --git a/libclc/r600/lib/SOURCES_5.0 b/libclc/r600/lib/SOURCES_5.0
index 6ca2332d58ed..93d333017bb2 100644
--- a/libclc/r600/lib/SOURCES_5.0
+++ b/libclc/r600/lib/SOURCES_5.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.39.ll
-workitem/get_global_size.39.ll
 workitem/get_num_groups.39.ll
diff --git a/libclc/r600/lib/SOURCES_6.0 b/libclc/r600/lib/SOURCES_6.0
index 6ca2332d58ed..93d333017bb2 100644
--- a/libclc/r600/lib/SOURCES_6.0
+++ b/libclc/r600/lib/SOURCES_6.0
@@ -1,3 +1,2 @@
 synchronization/barrier_impl.39.ll
-workitem/get_global_size.39.ll
 workitem/get_num_groups.39.ll
diff --git a/libclc/r600/lib/workitem/get_global_size.39.ll b/libclc/r600/lib/workitem/get_global_size.39.ll
deleted file mode 100644
index ea58c36285a6..000000000000
--- a/libclc/r600/lib/workitem/get_global_size.39.ll
+++ /dev/null
@@ -1,20 +0,0 @@
-declare i32 @llvm.r600.read.global.size.x() nounwind readnone
-declare i32 @llvm.r600.read.global.size.y() nounwind readnone
-declare i32 @llvm.r600.read.global.size.z() nounwind readnone
-
-target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
-
-define i32 @get_global_size(i32 %dim) nounwind readnone alwaysinline {
-  switch i32 %dim, label %default [i32 0, label %x_dim i32 1, label %y_dim i32 2, label %z_dim]
-x_dim:
-  %x = call i32 @llvm.r600.read.global.size.x() nounwind readnone
-  ret i32 %x
-y_dim:
-  %y = call i32 @llvm.r600.read.global.size.y() nounwind readnone
-  ret i32 %y
-z_dim:
-  %z = call i32 @llvm.r600.read.global.size.z() nounwind readnone
-  ret i32 %z
-default:
-  ret i32 1
-}
diff --git a/libclc/r600/lib/workitem/get_global_size.cl b/libclc/r600/lib/workitem/get_global_size.cl
new file mode 100644
index 000000000000..d356929c4948
--- /dev/null
+++ b/libclc/r600/lib/workitem/get_global_size.cl
@@ -0,0 +1,15 @@
+#include <clc/clc.h>
+
+uint __clc_r600_get_global_size_x(void) __asm("llvm.r600.read.global.size.x");
+uint __clc_r600_get_global_size_y(void) __asm("llvm.r600.read.global.size.y");
+uint __clc_r600_get_global_size_z(void) __asm("llvm.r600.read.global.size.z");
+
+_CLC_DEF size_t get_global_size(uint dim)
+{
+	switch (dim) {
+	case 0: return __clc_r600_get_global_size_x();
+	case 1: return __clc_r600_get_global_size_y();
+	case 2: return __clc_r600_get_global_size_z();
+	default: return 1;
+	}
+}
diff --git a/libclc/r600/lib/workitem/get_global_size.ll b/libclc/r600/lib/workitem/get_global_size.ll
deleted file mode 100644
index d6d10b362269..000000000000
--- a/libclc/r600/lib/workitem/get_global_size.ll
+++ /dev/null
@@ -1,20 +0,0 @@
-declare i32 @llvm.r600.read.global.size.x() nounwind readnone
-declare i32 @llvm.r600.read.global.size.y() nounwind readnone
-declare i32 @llvm.r600.read.global.size.z() nounwind readnone
-
-target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
-
-define i32 @get_global_size(i32 %dim) nounwind readnone alwaysinline {
-  switch i32 %dim, label %default [i32 0, label %x_dim i32 1, label %y_dim i32 2, label %z_dim]
-x_dim:
-  %x = call i32 @llvm.r600.read.global.size.x() nounwind readnone
-  ret i32 %x
-y_dim:
-  %y = call i32 @llvm.r600.read.global.size.y() nounwind readnone
-  ret i32 %y
-z_dim:
-  %z = call i32 @llvm.r600.read.global.size.z() nounwind readnone
-  ret i32 %z
-default:
-  ret i32 1
-}