[Mlir-commits] [mlir] [mlir][arith] adding comparison regression tests (PR #96974)
Jacob Yu
llvmlistbot at llvm.org
Tue Jul 2 14:20:19 PDT 2024
https://github.com/pingshiyu updated https://github.com/llvm/llvm-project/pull/96974
>From d7602dbf472727dee99b128098bc258d7b913999 Mon Sep 17 00:00:00 2001
From: pingshiyu <pingshiyu at gmail.com>
Date: Thu, 27 Jun 2024 22:57:37 +0100
Subject: [PATCH 1/3] adding comparison unit tests
---
.../Dialect/Arith/CPU/comparison.mlir | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
diff --git a/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
new file mode 100644
index 0000000000000..85b70b2cad5a0
--- /dev/null
+++ b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
@@ -0,0 +1,61 @@
+// Tests comparison operations.
+// These tests are intended to be target agnostic: they should yield the same results
+// regardless of the target platform.
+
+// RUN: mlir-opt %s --convert-scf-to-cf --convert-cf-to-llvm --convert-vector-to-llvm \
+// RUN: --convert-func-to-llvm --convert-arith-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 @signed_comparison_on_i1s() {
+ // signed comparisons on i1s
+ // slt 0 1 = false, sle 0 1 = false, sgt 0 1 = true, sge 0 1 = true
+ // CHECK: 0
+ // CHECK-NEXT: 0
+ // CHECK-NEXT: 1
+ // CHECK-NEXT: 1
+ %false = arith.constant false
+ %true = arith.constant true
+ %0 = arith.cmpi slt, %false, %true : i1
+ %1 = arith.cmpi sle, %false, %true : i1
+ %2 = arith.cmpi sgt, %false, %true : i1
+ %3 = arith.cmpi sge, %false, %true : i1
+ vector.print %0 : i1
+ vector.print %1 : i1
+ vector.print %2 : i1
+ vector.print %3 : i1
+ return
+}
+
+func.func @sge_0_1_is_true() {
+ // sge 0 -1, sge 0 1, should be true
+ // sge 0 -1 == sge 0 1 == true (1)
+ // CHECK-NEXT: 1
+ // CHECK-NEXT: 1
+ %false = arith.constant 0 : i1
+ %true = arith.constant 1 : i1
+ %true_0 = arith.constant -1 : i1
+ %0 = arith.cmpi sge, %false, %true : i1
+ %1 = arith.cmpi sge, %false, %true_0 : i1
+ vector.print %0 : i1
+ vector.print %1 : i1
+ return
+}
+
+func.func @zero_ult_min_index() {
+ // 0 `ult` -2^63 = true
+ // CHECK-NEXT: 1
+ %c0 = arith.constant 0 : index
+ %c-9223372036854775808 = arith.constant -9223372036854775808 : index
+ %0 = arith.cmpi ult, %c0, %c-9223372036854775808 : index
+ vector.print %0 : i1
+ return
+}
+
+func.func @entry() {
+ func.call @signed_comparison_on_i1s() : () -> ()
+ func.call @sge_0_1_is_true() : () -> ()
+ func.call @zero_ult_min_index() : () -> ()
+ return
+}
>From 4909f9ee497218eb43e25e0395028e95638fb0c9 Mon Sep 17 00:00:00 2001
From: pingshiyu <pingshiyu at gmail.com>
Date: Fri, 28 Jun 2024 12:28:15 +0100
Subject: [PATCH 2/3] reindented
---
.../Dialect/Arith/CPU/comparison.mlir | 80 +++++++++----------
1 file changed, 40 insertions(+), 40 deletions(-)
diff --git a/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
index 85b70b2cad5a0..83fa7d7cbe509 100644
--- a/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
+++ b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
@@ -9,53 +9,53 @@
// RUN: FileCheck %s --match-full-lines
func.func @signed_comparison_on_i1s() {
- // signed comparisons on i1s
- // slt 0 1 = false, sle 0 1 = false, sgt 0 1 = true, sge 0 1 = true
- // CHECK: 0
- // CHECK-NEXT: 0
- // CHECK-NEXT: 1
- // CHECK-NEXT: 1
- %false = arith.constant false
- %true = arith.constant true
- %0 = arith.cmpi slt, %false, %true : i1
- %1 = arith.cmpi sle, %false, %true : i1
- %2 = arith.cmpi sgt, %false, %true : i1
- %3 = arith.cmpi sge, %false, %true : i1
- vector.print %0 : i1
- vector.print %1 : i1
- vector.print %2 : i1
- vector.print %3 : i1
- return
+ // signed comparisons on i1s
+ // slt 0 1 = false, sle 0 1 = false, sgt 0 1 = true, sge 0 1 = true
+ // CHECK: 0
+ // CHECK-NEXT: 0
+ // CHECK-NEXT: 1
+ // CHECK-NEXT: 1
+ %false = arith.constant false
+ %true = arith.constant true
+ %0 = arith.cmpi slt, %false, %true : i1
+ %1 = arith.cmpi sle, %false, %true : i1
+ %2 = arith.cmpi sgt, %false, %true : i1
+ %3 = arith.cmpi sge, %false, %true : i1
+ vector.print %0 : i1
+ vector.print %1 : i1
+ vector.print %2 : i1
+ vector.print %3 : i1
+ return
}
func.func @sge_0_1_is_true() {
- // sge 0 -1, sge 0 1, should be true
- // sge 0 -1 == sge 0 1 == true (1)
- // CHECK-NEXT: 1
- // CHECK-NEXT: 1
- %false = arith.constant 0 : i1
- %true = arith.constant 1 : i1
- %true_0 = arith.constant -1 : i1
- %0 = arith.cmpi sge, %false, %true : i1
- %1 = arith.cmpi sge, %false, %true_0 : i1
- vector.print %0 : i1
- vector.print %1 : i1
- return
+ // sge 0 -1, sge 0 1, should be true
+ // sge 0 -1 == sge 0 1 == true (1)
+ // CHECK-NEXT: 1
+ // CHECK-NEXT: 1
+ %false = arith.constant 0 : i1
+ %true = arith.constant 1 : i1
+ %true_0 = arith.constant -1 : i1
+ %0 = arith.cmpi sge, %false, %true : i1
+ %1 = arith.cmpi sge, %false, %true_0 : i1
+ vector.print %0 : i1
+ vector.print %1 : i1
+ return
}
func.func @zero_ult_min_index() {
- // 0 `ult` -2^63 = true
- // CHECK-NEXT: 1
- %c0 = arith.constant 0 : index
- %c-9223372036854775808 = arith.constant -9223372036854775808 : index
- %0 = arith.cmpi ult, %c0, %c-9223372036854775808 : index
- vector.print %0 : i1
- return
+ // 0 `ult` -2^63 = true
+ // CHECK-NEXT: 1
+ %c0 = arith.constant 0 : index
+ %c-9223372036854775808 = arith.constant -9223372036854775808 : index
+ %0 = arith.cmpi ult, %c0, %c-9223372036854775808 : index
+ vector.print %0 : i1
+ return
}
func.func @entry() {
- func.call @signed_comparison_on_i1s() : () -> ()
- func.call @sge_0_1_is_true() : () -> ()
- func.call @zero_ult_min_index() : () -> ()
- return
+ func.call @signed_comparison_on_i1s() : () -> ()
+ func.call @sge_0_1_is_true() : () -> ()
+ func.call @zero_ult_min_index() : () -> ()
+ return
}
>From ca0e890184e51d696d98106e8a1eea0c078c015d Mon Sep 17 00:00:00 2001
From: pingshiyu <pingshiyu at gmail.com>
Date: Tue, 2 Jul 2024 22:19:56 +0100
Subject: [PATCH 3/3] comparison adopting format of previous other tests
---
.../Dialect/Arith/CPU/comparison.mlir | 133 +++++++++++++-----
1 file changed, 99 insertions(+), 34 deletions(-)
diff --git a/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
index 83fa7d7cbe509..da0b923a27a0c 100644
--- a/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
+++ b/mlir/test/Integration/Dialect/Arith/CPU/comparison.mlir
@@ -8,54 +8,119 @@
// RUN: --shared-libs=%mlir_c_runner_utils | \
// RUN: FileCheck %s --match-full-lines
-func.func @signed_comparison_on_i1s() {
+func.func @slt_cmpi_i1(%v1 : i1, %v2 : i1) {
+ vector.print str "@slt_cmpi_i1\n"
+ %res = arith.cmpi slt, %v1, %v2 : i1
+ vector.print %res : i1
+ return
+}
+
+func.func @sle_cmpi_i1(%v1 : i1, %v2 : i1) {
+ vector.print str "@sle_cmpi_i1\n"
+ %res = arith.cmpi sle, %v1, %v2 : i1
+ vector.print %res : i1
+ return
+}
+
+func.func @sgt_cmpi_i1(%v1 : i1, %v2 : i1) {
+ vector.print str "@sgt_cmpi_i1\n"
+ %res = arith.cmpi sgt, %v1, %v2 : i1
+ vector.print %res : i1
+ return
+}
+
+func.func @sge_cmpi_i1(%v1 : i1, %v2 : i1) {
+ vector.print str "@sge_cmpi_i1\n"
+ %res = arith.cmpi sge, %v1, %v2 : i1
+ vector.print %res : i1
+ return
+}
+
+func.func @signed_cmpi() {
+ // ------------------------------------------------
+ // Test i1
+ // ------------------------------------------------
+ %false_i1 = arith.constant 0 : i1
+ %true_i1 = arith.constant 1 : i1
+ %true_i1_n1 = arith.constant -1 : i1
+
+ // sge 0 -1, sge 0 1, should be true
+ // sge 0 -1 == sge 0 1 == true (1)
+
+ // CHECK-LABEL: @sge_cmpi_i1
+ // CHECK-NEXT: 1
+ func.call @sge_cmpi_i1(%false_i1, %true_i1_n1) : (i1, i1) -> ()
+
+ // CHECK-LABEL: @sge_cmpi_i1
+ // CHECK-NEXT: 1
+ func.call @sge_cmpi_i1(%false_i1, %true_i1) : (i1, i1) -> ()
+
+ %false = arith.constant false
+ %true = arith.constant true
+
// signed comparisons on i1s
// slt 0 1 = false, sle 0 1 = false, sgt 0 1 = true, sge 0 1 = true
- // CHECK: 0
+
+ // CHECK-LABEL: @slt_cmpi_i1
+ // CHECK-NEXT: 0
+ func.call @slt_cmpi_i1(%false, %true) : (i1, i1) -> ()
+
+ // CHECK-LABEL: @sle_cmpi_i1
+ // CHECK-NEXT: 0
+ func.call @sle_cmpi_i1(%false, %true) : (i1, i1) -> ()
+
+ // CHECK-LABEL: @sgt_cmpi_i1
+ // CHECK-NEXT: 1
+ func.call @sgt_cmpi_i1(%false, %true) : (i1, i1) -> ()
+
+ // CHECK-LABEL: @sge_cmpi_i1
+ // CHECK-NEXT: 1
+ func.call @sge_cmpi_i1(%false, %true) : (i1, i1) -> ()
+
+ // check that addui_extended overflow bit is treated as -1 in comparison operations
+ // in the case of an overflow
+ // addui_extended -1 -1 = (..., overflow_bit)
+ // assert(overflow_bit <= 0)
+ %n1_i64 = arith.constant -1 : i64
+ %sum, %overflow = arith.addui_extended %n1_i64, %n1_i64 : i64, i1
+
+ // CHECK-LABEL: @sge_cmpi_i1
// CHECK-NEXT: 0
- // CHECK-NEXT: 1
- // CHECK-NEXT: 1
- %false = arith.constant false
- %true = arith.constant true
- %0 = arith.cmpi slt, %false, %true : i1
- %1 = arith.cmpi sle, %false, %true : i1
- %2 = arith.cmpi sgt, %false, %true : i1
- %3 = arith.cmpi sge, %false, %true : i1
- vector.print %0 : i1
- vector.print %1 : i1
- vector.print %2 : i1
- vector.print %3 : i1
+ func.call @sge_cmpi_i1(%overflow, %false) : (i1, i1) -> ()
+
+ // ------------------------------------------------
+ // Test i8, i16 etc.. TODO
+ // ------------------------------------------------
return
}
-func.func @sge_0_1_is_true() {
- // sge 0 -1, sge 0 1, should be true
- // sge 0 -1 == sge 0 1 == true (1)
- // CHECK-NEXT: 1
- // CHECK-NEXT: 1
- %false = arith.constant 0 : i1
- %true = arith.constant 1 : i1
- %true_0 = arith.constant -1 : i1
- %0 = arith.cmpi sge, %false, %true : i1
- %1 = arith.cmpi sge, %false, %true_0 : i1
- vector.print %0 : i1
- vector.print %1 : i1
+func.func @ult_cmpi_index(%v1 : index, %v2 : index) {
+ vector.print str "@ult_cmpi_index\n"
+ %res = arith.cmpi ult, %v1, %v2 : index
+ vector.print %res : i1
return
}
-func.func @zero_ult_min_index() {
+func.func @unsigned_cmpi() {
+ // ------------------------------------------------
+ // Test index
+ // ------------------------------------------------
// 0 `ult` -2^63 = true
+ %zero = arith.constant 0 : index
+ %index_min = arith.constant -9223372036854775808 : index
+
+ // CHECK-LABEL: @ult_cmpi_index
// CHECK-NEXT: 1
- %c0 = arith.constant 0 : index
- %c-9223372036854775808 = arith.constant -9223372036854775808 : index
- %0 = arith.cmpi ult, %c0, %c-9223372036854775808 : index
- vector.print %0 : i1
+ func.call @ult_cmpi_index(%zero, %index_min) : (index, index) -> ()
+
+ // ------------------------------------------------
+ // Test i1, i8, i16 etc.. TODO
+ // ------------------------------------------------
return
}
func.func @entry() {
- func.call @signed_comparison_on_i1s() : () -> ()
- func.call @sge_0_1_is_true() : () -> ()
- func.call @zero_ult_min_index() : () -> ()
+ func.call @signed_cmpi() : () -> ()
+ func.call @unsigned_cmpi() : () -> ()
return
}
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