Fixed help message, fix more tests

Signed-off-by: Konstantin S Bobrovsky <[email protected]>

Author: kbobrovs

llvm/test/tools/sycl-post-link/sycl-esimd/sycl-esimd-split-per-source.ll

@@ -68,8 +68,8 @@ attributes #1 = { "sycl-module-id"="b.cpp" }
 ; CHECK: [Code|Properties]
 ; CHECK-DAG: {{.*}}tmp_0.ll|{{.*}}_0.prop
 ; CHECK-DAG: {{.*}}tmp_1.ll|{{.*}}_1.prop
-; CHECK-DAG: {{.*}}tmp_esimd_2.ll|{{.*}}_esimd_2.prop
-; CHECK-DAG: {{.*}}tmp_esimd_3.ll|{{.*}}_esimd_3.prop
+; CHECK-DAG: {{.*}}tmp_esimd_0.ll|{{.*}}_esimd_0.prop
+; CHECK-DAG: {{.*}}tmp_esimd_1.ll|{{.*}}_esimd_1.prop
 
 ; CHECK-SYCL-IR-0-DAG: define dso_local spir_kernel void @SYCL_kernel1()
 ; CHECK-SYCL-IR-0-DAG: define dso_local spir_kernel void @SYCL_kernel2()

llvm/test/tools/sycl-post-link/sycl-external-funcs/split-per-source1.ll

@@ -2,10 +2,10 @@
 ; attribute with splitting in per-source mode.
 
 ; RUN: sycl-post-link -split=source -symbols -S %s -o %t.table
-; RUN: FileCheck %s -input-file=%t_0.ll --check-prefixes CHECK-IR1
-; RUN: FileCheck %s -input-file=%t_1.ll --check-prefixes CHECK-IR2
-; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM1
-; RUN: FileCheck %s -input-file=%t_1.sym --check-prefixes CHECK-SYM2
+; RUN: FileCheck %s -input-file=%t_0.ll --check-prefixes CHECK-IR2
+; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM2
+; RUN: FileCheck %s -input-file=%t_1.ll --check-prefixes CHECK-IR1
+; RUN: FileCheck %s -input-file=%t_1.sym --check-prefixes CHECK-SYM1
 
 ; RUN: sycl-post-link -split=source -emit-only-kernels-as-entry-points -symbols -S %s -o %t.table
 ; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM2

llvm/test/tools/sycl-post-link/sycl-external-funcs/split-per-source2.ll

@@ -2,13 +2,13 @@
 ; sycl-module-id attribute with splitting in per-source mode.
 
 ; RUN: sycl-post-link -split=source -symbols -S %s -o %t.table
-; RUN: FileCheck %s -input-file=%t_0.ll --check-prefixes CHECK-IR1
-; RUN: FileCheck %s -input-file=%t_1.ll --check-prefixes CHECK-IR2
-; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM1
-; RUN: FileCheck %s -input-file=%t_1.sym --check-prefixes CHECK-SYM2
+; RUN: FileCheck %s -input-file=%t_0.ll --check-prefixes CHECK-IR0
+; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM0
+; RUN: FileCheck %s -input-file=%t_1.ll --check-prefixes CHECK-IR1
+; RUN: FileCheck %s -input-file=%t_1.sym --check-prefixes CHECK-SYM1
 
 ; RUN: sycl-post-link -split=source -emit-only-kernels-as-entry-points -symbols -S %s -o %t.table
-; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM2
+; RUN: FileCheck %s -input-file=%t_0.sym --check-prefixes CHECK-SYM0
 ; RUN: FileCheck %s -input-file=%t.table --check-prefixes CHECK-TABLE
 ; CHECK-TABLE: [Code|Properties|Symbols]
 ; CHECK-TABLE-NEXT: {{.*}}.ll|{{.*}}_0.prop|{{.*}}_0.sym
@@ -31,10 +31,10 @@ attributes #0 = { "sycl-module-id"="a.cpp" }
 attributes #1 = { "sycl-module-id"="b.cpp" }
 
 ; CHECK-IR1: define dso_local spir_func void @externalDeviceFunc()
-; CHECK-IR2: define dso_local spir_func void @externalDeviceFunc()
-; CHECK-IR2: define dso_local spir_kernel void @kernel1()
+; CHECK-IR0: define dso_local spir_func void @externalDeviceFunc()
+; CHECK-IR0: define dso_local spir_kernel void @kernel1()
 
 ; CHECK-SYM1: externalDeviceFunc
 ; CHECK-SYM1-EMPTY:
-; CHECK-SYM2: kernel1
-; CHECK-SYM2-EMPTY:
+; CHECK-SYM0: kernel1
+; CHECK-SYM0-EMPTY:

llvm/tools/sycl-post-link/sycl-post-link.cpp

@@ -806,8 +806,10 @@ int main(int argc, char **argv) {
       "  '-split=auto' mode automatically selects the best way of splitting\n"
       "  kernels into modules based on some heuristic.\n"
       "  The '-split' option is compatible with '-split-esimd'. In this case,\n"
-      "  first input module will be split into SYCL and ESIMD modules. Then\n"
-      "  both modules will be further split according to the '-split' option.\n"
+      "  first input module will be split according to the '-split' option\n"
+      "  processing algorithm, not distinguishing between SYCL and ESIMD\n"
+      "  kernels. Then each resulting module is further split into SYCL and\n"
+      "  ESIMD parts if the module has both kinds of entry points.\n"
       "- If -symbols options is also specified, then for each produced module\n"
       "  a text file containing names of all spir kernels in it is generated.\n"
       "- Specialization constant intrinsic transformer. Replaces symbolic\n"