Switch lowering: extract jump tables and bit tests before building binary tree (PR22262)

[oota-llvm.git] / test / CodeGen / PowerPC / mcm-obj.ll

diff --git a/test/CodeGen/PowerPC/mcm-obj.ll b/test/CodeGen/PowerPC/mcm-obj.ll
index 46295cf3187595d7ca1e072475a627abf826015c..1ececf84926e6bd807c769dcadbced4b1bd3fba6 100644 (file)
--- a/test/CodeGen/PowerPC/mcm-obj.ll
+++ b/test/CodeGen/PowerPC/mcm-obj.ll
@@ -3,6 +3,12 @@
 ; RUN: llc -O0 -mcpu=pwr7 -code-model=large -filetype=obj -fast-isel=false %s -o - | \
 ; RUN: llvm-readobj -r | FileCheck -check-prefix=LARGE %s
 
+; Run jump table test separately since jump tables aren't generated at -O0.
+; RUN: llc -mcpu=pwr7 -code-model=medium -filetype=obj -fast-isel=false %s -o - | \
+; RUN: llvm-readobj -r | FileCheck -check-prefix=MEDIUM-JT %s
+; RUN: llc -mcpu=pwr7 -code-model=large -filetype=obj -fast-isel=false %s -o - | \
+; RUN: llvm-readobj -r | FileCheck -check-prefix=LARGE-JT %s
+
 ; FIXME: When asm-parse is available, could make this an assembly test.
 
 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
@@ -92,6 +98,46 @@ entry:
 ; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM4:[^ ]+]]
 ; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM4]]
 
+@ti = common global i32 0, align 4
+
+define signext i32 @test_tentative() nounwind {
+entry:
+  %0 = load i32, i32* @ti, align 4
+  %inc = add nsw i32 %0, 1
+  store i32 %inc, i32* @ti, align 4
+  ret i32 %0
+}
+
+; Verify generation of R_PPC64_TOC16_HA and R_PPC64_TOC16_LO_DS for
+; accessing tentatively declared variable ti.
+;
+; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM6:[^ ]+]]
+; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM6]]
+;
+; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM6:[^ ]+]]
+; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM6]]
+
+define i8* @test_fnaddr() nounwind {
+entry:
+  %func = alloca i32 (i32)*, align 8
+  store i32 (i32)* @foo, i32 (i32)** %func, align 8
+  %0 = load i32 (i32)*, i32 (i32)** %func, align 8
+  %1 = bitcast i32 (i32)* %0 to i8*
+  ret i8* %1
+}
+
+declare signext i32 @foo(i32 signext)
+
+; Verify generation of R_PPC64_TOC16_HA and R_PPC64_TOC16_LO_DS for
+; accessing function address foo.
+;
+; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM7:[^ ]+]]
+; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM7]]
+;
+; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM7:[^ ]+]]
+; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM7]]
+
+
 define signext i32 @test_jump_table(i32 signext %i) nounwind {
 entry:
   %i.addr = alloca i32, align 4
@@ -139,47 +185,12 @@ sw.epilog:                                        ; preds = %sw.bb3, %sw.default
 ; Verify generation of R_PPC64_TOC16_HA and R_PPC64_TOC16_LO_DS for
 ; accessing a jump table address.
 ;
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM5:[^ ]+]]
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM5]]
-;
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM5:[^ ]+]]
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM5]]
-
-@ti = common global i32 0, align 4
-
-define signext i32 @test_tentative() nounwind {
-entry:
-  %0 = load i32, i32* @ti, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* @ti, align 4
-  ret i32 %0
-}
-
-; Verify generation of R_PPC64_TOC16_HA and R_PPC64_TOC16_LO_DS for
-; accessing tentatively declared variable ti.
-;
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM6:[^ ]+]]
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM6]]
-;
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM6:[^ ]+]]
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM6]]
-
-define i8* @test_fnaddr() nounwind {
-entry:
-  %func = alloca i32 (i32)*, align 8
-  store i32 (i32)* @foo, i32 (i32)** %func, align 8
-  %0 = load i32 (i32)*, i32 (i32)** %func, align 8
-  %1 = bitcast i32 (i32)* %0 to i8*
-  ret i8* %1
-}
-
-declare signext i32 @foo(i32 signext)
-
-; Verify generation of R_PPC64_TOC16_HA and R_PPC64_TOC16_LO_DS for
-; accessing function address foo.
-;
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM7:[^ ]+]]
-; MEDIUM-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM7]]
+; MEDIUM-JT:      Relocations [
+; MEDIUM-JT:        Section ({{.*}}) .rela.text {
+; MEDIUM-JT-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM:[^ ]+]]
+; MEDIUM-JT-NEXT:     0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM]]
 ;
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM7:[^ ]+]]
-; LARGE-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM7]]
+; LARGE-JT:       Relocations [
+; LARGE-JT:         Section ({{.*}}) .rela.text {
+; LARGE-JT-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_HA [[SYM:[^ ]+]]
+; LARGE-JT-NEXT:      0x{{[0-9,A-F]+}} R_PPC64_TOC16_LO_DS [[SYM]]