[Mlir-commits] [mlir] [mlir][arith] Add division regression tests (PR #98181)

Jacob Yu llvmlistbot at llvm.org
Thu Jul 11 09:11:07 PDT 2024


https://github.com/pingshiyu updated https://github.com/llvm/llvm-project/pull/98181

>From bdafb98b00fc86168f5cfd95aa7eb8b4d27ad3d4 Mon Sep 17 00:00:00 2001
From: pingshiyu <pingshiyu at gmail.com>
Date: Tue, 9 Jul 2024 15:15:56 +0100
Subject: [PATCH 1/2] division regressions added

---
 .../Integration/Dialect/Arith/CPU/divide.mlir | 109 ++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 mlir/test/Integration/Dialect/Arith/CPU/divide.mlir

diff --git a/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir b/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir
new file mode 100644
index 0000000000000..a08f7975f5968
--- /dev/null
+++ b/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir
@@ -0,0 +1,109 @@
+// Tests division operations and their variants (e.g. ceil/floordiv, rem etc)
+
+// RUN: mlir-opt %s --arith-expand --test-lower-to-llvm | \
+// RUN:   mlir-cpu-runner -e entry -entry-point-result=void \
+// RUN:                   --shared-libs=%mlir_c_runner_utils | \
+// RUN:   FileCheck %s --match-full-lines
+
+func.func @divsi_i8(%v1 : i8, %v2 : i8) {
+    vector.print str "@divsi_i8\n"
+    %0 = arith.divsi %v1, %v2 : i8
+    vector.print %0 : i8
+    return
+}
+
+func.func @divsi_i1(%v1 : i1, %v2 : i1) {
+    vector.print str "@divsi_i1\n"
+    %0 = arith.divsi %v1, %v2 : i1
+    vector.print %0 : i1
+    return
+
+}
+
+func.func @remsi_i8(%v1 : i8, %v2 : i8) {
+    vector.print str "@remsi_i8\n"
+    %0 = arith.remsi %v1, %v2 : i8
+    vector.print %0 : i8
+    return
+}
+
+func.func @ceildivsi_i8(%v1 : i8, %v2 : i8) {
+    vector.print str "@ceildivsi_i8\n"
+    %0 = arith.ceildivsi %v1, %v2 : i8
+    vector.print %0 : i8
+    return
+}
+
+func.func @divsi() {
+    // ------------------------------------------------
+    // Test i8
+    // ------------------------------------------------
+    %c68 = arith.constant 68 : i8
+    %cn97 = arith.constant -97 : i8
+
+    // divsi should round towards zero (rather than -infinity)
+    // divsi -97 68 = -1
+    // CHECK-LABEL: @divsi_i8
+    // CHECK-NEXT:  -1
+    func.call @divsi_i8(%cn97, %c68) : (i8, i8) -> ()
+
+    // ------------------------------------------------
+    // Test i1
+    // ------------------------------------------------
+    %false = arith.constant false
+    %true = arith.constant true
+
+    // CHECK-LABEL: @divsi_i1
+    // CHECK-NEXT:  1
+    func.call @divsi_i1(%true, %true) : (i1, i1) -> ()
+
+    // ------------------------------------------------
+    // TODO: i16, i32 etc
+    // ------------------------------------------------   
+    return 
+}
+
+func.func @remsi() {
+    // ------------------------------------------------
+    // Test i8
+    // ------------------------------------------------
+    %cn1 = arith.constant -1 : i8
+    %i8_min_p1 = arith.constant -127 : i8
+    
+    // remsi minIntPlus1 -1 = remsi -2^(w-1) -1 = 0
+    // CHECK-LABEL: @remsi_i8
+    // CHECK-NEXT:  0
+    func.call @remsi_i8(%i8_min_p1, %cn1) : (i8, i8) -> ()
+
+    // ------------------------------------------------
+    // TODO: i1, i16 etc
+    // ------------------------------------------------ 
+    return
+}
+
+func.func @ceildivsi() {
+    // ------------------------------------------------
+    // Test i8
+    // ------------------------------------------------
+    %c7 = arith.constant 7 : i8
+    %i8_min = arith.constant -128 : i8
+
+    // ceildivsi should keep signs
+    // forall w, y. (w > 0, y > 0) => -2^w `ceildiv` y : i_w < 0
+    // CHECK-LABEL: @ceildivsi_i8
+    // CHECK-NEXT:  -18
+    func.call @ceildivsi_i8(%i8_min, %c7) : (i8, i8) -> ()
+
+    // ------------------------------------------------
+    // TODO: i1, i16 etc
+    // ------------------------------------------------ 
+
+    return
+}
+
+func.func @entry() {
+    func.call @divsi() : () -> ()
+    func.call @remsi() : () -> ()
+    func.call @ceildivsi() : () -> ()
+    return
+}

>From 730c0e900e0f551c7d5dbbaa68440fefa8e0bf24 Mon Sep 17 00:00:00 2001
From: pingshiyu <pingshiyu at gmail.com>
Date: Thu, 11 Jul 2024 17:10:53 +0100
Subject: [PATCH 2/2] reindented

---
 .../Integration/Dialect/Arith/CPU/divide.mlir | 157 +++++++++---------
 1 file changed, 78 insertions(+), 79 deletions(-)

diff --git a/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir b/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir
index a08f7975f5968..7c0092e3be581 100644
--- a/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir
+++ b/mlir/test/Integration/Dialect/Arith/CPU/divide.mlir
@@ -6,104 +6,103 @@
 // RUN:   FileCheck %s --match-full-lines
 
 func.func @divsi_i8(%v1 : i8, %v2 : i8) {
-    vector.print str "@divsi_i8\n"
-    %0 = arith.divsi %v1, %v2 : i8
-    vector.print %0 : i8
-    return
+  vector.print str "@divsi_i8\n"
+  %0 = arith.divsi %v1, %v2 : i8
+  vector.print %0 : i8
+  return
 }
 
 func.func @divsi_i1(%v1 : i1, %v2 : i1) {
-    vector.print str "@divsi_i1\n"
-    %0 = arith.divsi %v1, %v2 : i1
-    vector.print %0 : i1
-    return
-
+  vector.print str "@divsi_i1\n"
+  %0 = arith.divsi %v1, %v2 : i1
+  vector.print %0 : i1
+  return
 }
 
 func.func @remsi_i8(%v1 : i8, %v2 : i8) {
-    vector.print str "@remsi_i8\n"
-    %0 = arith.remsi %v1, %v2 : i8
-    vector.print %0 : i8
-    return
+  vector.print str "@remsi_i8\n"
+  %0 = arith.remsi %v1, %v2 : i8
+  vector.print %0 : i8
+  return
 }
 
 func.func @ceildivsi_i8(%v1 : i8, %v2 : i8) {
-    vector.print str "@ceildivsi_i8\n"
-    %0 = arith.ceildivsi %v1, %v2 : i8
-    vector.print %0 : i8
-    return
+  vector.print str "@ceildivsi_i8\n"
+  %0 = arith.ceildivsi %v1, %v2 : i8
+  vector.print %0 : i8
+  return
 }
 
 func.func @divsi() {
-    // ------------------------------------------------
-    // Test i8
-    // ------------------------------------------------
-    %c68 = arith.constant 68 : i8
-    %cn97 = arith.constant -97 : i8
-
-    // divsi should round towards zero (rather than -infinity)
-    // divsi -97 68 = -1
-    // CHECK-LABEL: @divsi_i8
-    // CHECK-NEXT:  -1
-    func.call @divsi_i8(%cn97, %c68) : (i8, i8) -> ()
-
-    // ------------------------------------------------
-    // Test i1
-    // ------------------------------------------------
-    %false = arith.constant false
-    %true = arith.constant true
-
-    // CHECK-LABEL: @divsi_i1
-    // CHECK-NEXT:  1
-    func.call @divsi_i1(%true, %true) : (i1, i1) -> ()
-
-    // ------------------------------------------------
-    // TODO: i16, i32 etc
-    // ------------------------------------------------   
-    return 
+  // ------------------------------------------------
+  // Test i8
+  // ------------------------------------------------
+  %c68 = arith.constant 68 : i8
+  %cn97 = arith.constant -97 : i8
+
+  // divsi should round towards zero (rather than -infinity)
+  // divsi -97 68 = -1
+  // CHECK-LABEL: @divsi_i8
+  // CHECK-NEXT:  -1
+  func.call @divsi_i8(%cn97, %c68) : (i8, i8) -> ()
+
+  // ------------------------------------------------
+  // Test i1
+  // ------------------------------------------------
+  %false = arith.constant false
+  %true = arith.constant true
+
+  // CHECK-LABEL: @divsi_i1
+  // CHECK-NEXT:  1
+  func.call @divsi_i1(%true, %true) : (i1, i1) -> ()
+
+  // ------------------------------------------------
+  // TODO: i16, i32 etc
+  // ------------------------------------------------   
+  return 
 }
 
 func.func @remsi() {
-    // ------------------------------------------------
-    // Test i8
-    // ------------------------------------------------
-    %cn1 = arith.constant -1 : i8
-    %i8_min_p1 = arith.constant -127 : i8
-    
-    // remsi minIntPlus1 -1 = remsi -2^(w-1) -1 = 0
-    // CHECK-LABEL: @remsi_i8
-    // CHECK-NEXT:  0
-    func.call @remsi_i8(%i8_min_p1, %cn1) : (i8, i8) -> ()
-
-    // ------------------------------------------------
-    // TODO: i1, i16 etc
-    // ------------------------------------------------ 
-    return
+  // ------------------------------------------------
+  // Test i8
+  // ------------------------------------------------
+  %cn1 = arith.constant -1 : i8
+  %i8_min_p1 = arith.constant -127 : i8
+  
+  // remsi minIntPlus1 -1 = remsi -2^(w-1) -1 = 0
+  // CHECK-LABEL: @remsi_i8
+  // CHECK-NEXT:  0
+  func.call @remsi_i8(%i8_min_p1, %cn1) : (i8, i8) -> ()
+
+  // ------------------------------------------------
+  // TODO: i1, i16 etc
+  // ------------------------------------------------ 
+  return
 }
 
 func.func @ceildivsi() {
-    // ------------------------------------------------
-    // Test i8
-    // ------------------------------------------------
-    %c7 = arith.constant 7 : i8
-    %i8_min = arith.constant -128 : i8
-
-    // ceildivsi should keep signs
-    // forall w, y. (w > 0, y > 0) => -2^w `ceildiv` y : i_w < 0
-    // CHECK-LABEL: @ceildivsi_i8
-    // CHECK-NEXT:  -18
-    func.call @ceildivsi_i8(%i8_min, %c7) : (i8, i8) -> ()
-
-    // ------------------------------------------------
-    // TODO: i1, i16 etc
-    // ------------------------------------------------ 
-
-    return
+  // ------------------------------------------------
+  // Test i8
+  // ------------------------------------------------
+  %c7 = arith.constant 7 : i8
+  %i8_min = arith.constant -128 : i8
+
+  // ceildivsi should keep signs
+  // forall w, y. (w > 0, y > 0) => -2^w `ceildiv` y : i_w < 0
+  // CHECK-LABEL: @ceildivsi_i8
+  // CHECK-NEXT:  -18
+  func.call @ceildivsi_i8(%i8_min, %c7) : (i8, i8) -> ()
+
+  // ------------------------------------------------
+  // TODO: i1, i16 etc
+  // ------------------------------------------------ 
+
+  return
 }
 
 func.func @entry() {
-    func.call @divsi() : () -> ()
-    func.call @remsi() : () -> ()
-    func.call @ceildivsi() : () -> ()
-    return
+  func.call @divsi() : () -> ()
+  func.call @remsi() : () -> ()
+  func.call @ceildivsi() : () -> ()
+  return
 }



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