https://github.com/shiltian edited
https://github.com/llvm/llvm-project/pull/131557
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@@ -3143,7 +3143,10 @@ as follows:
specified, the default index size is equal to the pointer size. All sizes
are in bits. The address space, ``n``, is optional, and if not specified,
denotes the default address space 0. The value of ``n`` must be
-in the range [
https://github.com/arichardson edited
https://github.com/llvm/llvm-project/pull/131557
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https://github.com/arichardson edited
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https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From 015964e72ebc223bcd191ceb306de8fdbca360f3 Mon Sep 17 00:00:00 2001
From: Shilei Tian
Date: Mon, 17 Mar 2025 13:52:06 -0400
Subject: [PATCH] [DataLayout] Introduce sentinel pointer value
MIME-Version: 1.0
C
https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From efda127ecd06ea966df89425d10bd837c0cafe4e Mon Sep 17 00:00:00 2001
From: Ryotaro Kasuga
Date: Mon, 17 Mar 2025 13:45:09 +0900
Subject: [PATCH] [DataLayout] Introduce sentinel pointer value
MIME-Version: 1.
https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From 053949d4dd8f28a2daa57a6143f0267c0bd3af6c Mon Sep 17 00:00:00 2001
From: Ryotaro Kasuga
Date: Mon, 17 Mar 2025 13:45:09 +0900
Subject: [PATCH 1/2] [LoopVectorize] Add test for follow-up metadata for loops
https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From 4b8a0c7dc3b9229f43643b2f2937e0607bc0a9c8 Mon Sep 17 00:00:00 2001
From: Ryotaro Kasuga
Date: Mon, 17 Mar 2025 13:45:09 +0900
Subject: [PATCH 1/2] [LoopVectorize] Add test for follow-up metadata for loops
@@ -552,6 +553,11 @@ class DataLayout {
///
/// This includes an explicitly requested alignment (if the global has one).
Align getPreferredAlign(const GlobalVariable *GV) const;
+
+ /// Returns the sentinel pointer value for a given address space. If the
+ /// address s
@@ -3143,7 +3143,10 @@ as follows:
specified, the default index size is equal to the pointer size. All sizes
are in bits. The address space, ``n``, is optional, and if not specified,
denotes the default address space 0. The value of ``n`` must be
-in the range [
https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From bb54cbae9ce77de810736bfb1502e99fccf5a24a Mon Sep 17 00:00:00 2001
From: Shilei Tian
Date: Sun, 16 Mar 2025 23:51:02 -0400
Subject: [PATCH 1/2] [DataLayout] Introduce sentinel pointer value
MIME-Version: 1
@@ -32,9 +32,9 @@ static const char *const DataLayoutStringR600 =
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1";
static const char *const DataLayoutStringAMDGCN =
-"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
-"-p7:160:25
@@ -32,9 +32,9 @@ static const char *const DataLayoutStringR600 =
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1";
static const char *const DataLayoutStringAMDGCN =
-"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
-"-p7:160:25
@@ -32,9 +32,9 @@ static const char *const DataLayoutStringR600 =
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1";
static const char *const DataLayoutStringAMDGCN =
-"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
-"-p7:160:25
@@ -32,9 +32,9 @@ static const char *const DataLayoutStringR600 =
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1";
static const char *const DataLayoutStringAMDGCN =
-"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
-"-p7:160:25
@@ -13045,9 +13048,9 @@ This instruction requires several arguments:
- Caller and callee both have the calling convention ``fastcc`` or
``tailcc``.
- The call is in tail position (ret immediately follows call and ret
uses value of call or is void).
- - Option
https://github.com/arsenm commented:
This needs an RFC. For reference a previous attempt was at #83109
https://github.com/llvm/llvm-project/pull/131557
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@@ -32,9 +32,9 @@ static const char *const DataLayoutStringR600 =
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1";
static const char *const DataLayoutStringAMDGCN =
-"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
-"-p7:160:25
shiltian wrote:
> This needs an RFC. For reference a previous attempt was at #83109
The RFC was posted, as mentioned in a previous comment.
https://github.com/llvm/llvm-project/pull/131557
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https:
@@ -3143,7 +3143,10 @@ as follows:
specified, the default index size is equal to the pointer size. All sizes
are in bits. The address space, ``n``, is optional, and if not specified,
denotes the default address space 0. The value of ``n`` must be
-in the range [
@@ -552,6 +553,11 @@ class DataLayout {
///
/// This includes an explicitly requested alignment (if the global has one).
Align getPreferredAlign(const GlobalVariable *GV) const;
+
+ /// Returns the sentinel pointer value for a given address space. If the
+ /// address s
https://github.com/arsenm edited
https://github.com/llvm/llvm-project/pull/131557
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https://github.com/shiltian created
https://github.com/llvm/llvm-project/pull/131557
The value of a null pointer is not always `0`. For example, on AMDGPU, the null
pointer in address spaces 3 and 5 is `0x`. Currently, there is no
target-independent way to get this information, making it
https://github.com/shiltian updated
https://github.com/llvm/llvm-project/pull/131557
>From 86cd48c8f43b34d9fee97137db8abe6454d76268 Mon Sep 17 00:00:00 2001
From: Shilei Tian
Date: Sun, 16 Mar 2025 23:51:02 -0400
Subject: [PATCH] [DataLayout] Introduce sentinel pointer value
MIME-Version: 1.0
C
github-actions[bot] wrote:
:warning: C/C++ code formatter, clang-format found issues in your code.
:warning:
You can test this locally with the following command:
``bash
git-clang-format --diff 4fde8c341f9166e6ec6dff6e7704be175e382f5b
c966236e1ec99fbd45063e0363873c8d8abe4c50 --e
shiltian wrote:
The RFC is posted
https://discourse.llvm.org/t/rfc-introduce-sentinel-pointer-value-to-datalayout/85265.
https://github.com/llvm/llvm-project/pull/131557
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llvmbot wrote:
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Author: Shilei Tian (shiltian)
Changes
The value of a null pointer is not always `0`. For example, on AMDGPU, the null
pointer in address spaces 3 and 5 is `0x`. Currently, there is no
target-independent way to
shiltian wrote:
* **#131557** https://app.graphite.dev/github/pr/llvm/llvm-project/131557?utm_source=stack-comment-icon";
target="_blank">https://static.graphite.dev/graphite-32x32-black.png"; alt="Graphite"
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