Attachment 82499 Details for Bug 66977 – Here is the patch to call the appropriate intrinsic

Here is the patch to call the appropriate intrinsic

get_num_groups.patch (text/plain), 1.53 KB, created by Jonathan Charest on 2013-07-16 19:40:35 UTC

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Creator: Jonathan Charest

Created: 2013-07-16 19:40:35 UTC

Size: 1.53 KB

patch

obsolete

>From cd7f95017990701df58e384bfee7c182a07c2e67 Mon Sep 17 00:00:00 2001
>From: Jonathan Charest <jonathan.charest@usherbrooke.ca>
>Date: Tue, 16 Jul 2013 15:38:24 -0400
>Subject: [PATCH] Added get_num_groups
>
>Signed-off-by: Jonathan Charest <jonathan.charest@usherbrooke.ca>
>---
> r600/lib/SOURCES                    |  1 +
> r600/lib/workitem/get_num_groups.ll | 18 ++++++++++++++++++
> 2 files changed, 19 insertions(+)
> create mode 100644 r600/lib/workitem/get_num_groups.ll
>
>diff --git a/r600/lib/SOURCES b/r600/lib/SOURCES
>index 16ef3ac..0883451 100644
>--- a/r600/lib/SOURCES
>+++ b/r600/lib/SOURCES
>@@ -1,3 +1,4 @@
>+workitem/get_num_groups.ll
> workitem/get_group_id.ll
> workitem/get_local_size.ll
> workitem/get_local_id.ll
>diff --git a/r600/lib/workitem/get_num_groups.ll b/r600/lib/workitem/get_num_groups.ll
>new file mode 100644
>index 0000000..a708f42
>--- /dev/null
>+++ b/r600/lib/workitem/get_num_groups.ll
>@@ -0,0 +1,18 @@
>+declare i32 @llvm.r600.read.ngroups.x() nounwind readnone
>+declare i32 @llvm.r600.read.ngroups.y() nounwind readnone
>+declare i32 @llvm.r600.read.ngroups.z() nounwind readnone
>+
>+define i32 @get_num_groups(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.ngroups.x() nounwind readnone
>+  ret i32 %x
>+y_dim:
>+  %y = call i32 @llvm.r600.read.ngroups.y() nounwind readnone
>+  ret i32 %y
>+z_dim:
>+  %z = call i32 @llvm.r600.read.ngroups.z() nounwind readnone
>+  ret i32 %z
>+default:
>+  ret i32 0
>+}
>-- 
>1.8.3.2
>

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