Call EmitFunctionHeader just before EmitFunctionBody.

This avoids switching to .AMDGPU.config and back and hardcoding the
section it switches back to.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232479 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/R600/AMDGPUAsmPrinter.cpp

@@ -105,8 +105,6 @@ bool AMDGPUAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
 
   SetupMachineFunction(MF);
 
-  EmitFunctionHeader();
-
   MCContext &Context = getObjFileLowering().getContext();
   const MCSectionELF *ConfigSection =
       Context.getELFSection(".AMDGPU.config", ELF::SHT_PROGBITS, 0);
@@ -129,7 +127,7 @@ bool AMDGPUAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   HexLines.clear();
   DisasmLineMaxLen = 0;
 
-  OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
+  EmitFunctionHeader();
   EmitFunctionBody();
 
   if (isVerbose()) {

test/CodeGen/R600/call_fs.ll

@@ -2,11 +2,11 @@
 ; RUN: llc < %s -march=r600 -mcpu=redwood -show-mc-encoding -o - | FileCheck --check-prefix=EG %s
 ; RUN: llc < %s -march=r600 -mcpu=rv710 -show-mc-encoding -o - | FileCheck --check-prefix=R600 %s
 
-; EG: {{^}}call_fs:
 ; EG: .long 257
+; EG: {{^}}call_fs:
 ; EG: CALL_FS  ; encoding: [0x00,0x00,0x00,0x00,0x00,0x00,0xc0,0x84]
-; R600: {{^}}call_fs:
 ; R600: .long 257
+; R600: {{^}}call_fs:
 ; R600:CALL_FS ; encoding: [0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x89]
 
 

test/CodeGen/R600/elf.ll

@@ -13,12 +13,12 @@
 ; ELF: Name: test
 ; ELF: Binding: Global
 
-; CONFIG: .align 256
-; CONFIG: test:
 ; CONFIG: .section .AMDGPU.config
 ; CONFIG-NEXT: .long   45096
 ; TYPICAL-NEXT: .long   0
 ; TONGA-NEXT: .long   576
+; CONFIG: .align 256
+; CONFIG: test:
 define void @test(i32 %p) #0 {
    %i = add i32 %p, 2
    %r = bitcast i32 %i to float

test/CodeGen/R600/empty-function.ll

@@ -3,16 +3,16 @@
 
 ; Make sure we don't assert on empty functions
 
-; SI-LABEL: {{^}}empty_function_ret:
 ; SI: .text
+; SI-LABEL: {{^}}empty_function_ret:
 ; SI: s_endpgm
 ; SI: codeLenInByte = 4
 define void @empty_function_ret() #0 {
   ret void
 }
 
-; SI-LABEL: {{^}}empty_function_unreachable:
 ; SI: .text
+; SI-LABEL: {{^}}empty_function_unreachable:
 ; SI: codeLenInByte = 0
 define void @empty_function_unreachable() #0 {
   unreachable

test/CodeGen/R600/hsa.ll

@@ -1,8 +1,8 @@
 ; RUN: llc < %s -mtriple=amdgcn--amdhsa -mcpu=kaveri | FileCheck --check-prefix=HSA %s
 
-; HSA: {{^}}simple:
 ; HSA: .section        .hsa.version
 ; HSA-NEXT: .ascii  "HSA Code Unit:0.0:AMD:0.1:GFX8.1:0"
+; HSA: {{^}}simple:
 ; Make sure we are setting the ATC bit:
 ; HSA: s_mov_b32 s[[HI:[0-9]]], 0x100f000
 ; HSA: buffer_store_dword v{{[0-9]+}}, s[0:[[HI]]], 0

test/CodeGen/R600/lds-size.ll

@@ -3,9 +3,9 @@
 ; This test makes sure we do not double count global values when they are
 ; used in different basic blocks.
 
-; CHECK-LABEL: {{^}}test:
 ; CHECK: .long   166120
 ; CHECK-NEXT: .long   1
+; CHECK-LABEL: {{^}}test:
 @lds = internal unnamed_addr addrspace(3) global i32 undef, align 4
 
 define void @test(i32 addrspace(1)* %out, i32 %cond) {

test/CodeGen/R600/local-memory-two-objects.ll

@@ -5,7 +5,6 @@
 @local_memory_two_objects.local_mem0 = internal unnamed_addr addrspace(3) global [4 x i32] undef, align 4
 @local_memory_two_objects.local_mem1 = internal unnamed_addr addrspace(3) global [4 x i32] undef, align 4
 
-; EG: {{^}}local_memory_two_objects:
 
 ; Check that the LDS size emitted correctly
 ; EG: .long 166120
@@ -13,6 +12,8 @@
 ; GCN: .long 47180
 ; GCN-NEXT: .long 38792
 
+; EG: {{^}}local_memory_two_objects:
+
 ; We would like to check the the lds writes are using different
 ; addresses, but due to variations in the scheduler, we can't do
 ; this consistently on evergreen GPUs.

test/CodeGen/R600/local-memory.ll

@@ -4,7 +4,6 @@
 
 @local_memory.local_mem = internal unnamed_addr addrspace(3) global [128 x i32] undef, align 4
 
-; FUNC-LABEL: {{^}}local_memory:
 
 ; Check that the LDS size emitted correctly
 ; EG: .long 166120
@@ -14,6 +13,8 @@
 ; CI: .long 47180
 ; CI-NEXT: .long 38792
 
+; FUNC-LABEL: {{^}}local_memory:
+
 ; EG: LDS_WRITE
 ; SI-NOT: s_wqm_b64
 ; SI: ds_write_b32

test/CodeGen/R600/sext-in-reg.ll

@@ -554,8 +554,8 @@ define void @sextload_i8_to_i32_bfe(i32 addrspace(1)* %out, i8 addrspace(1)* %pt
   ret void
 }
 
-; FUNC-LABEL: {{^}}sextload_i8_to_i32_bfe_0:
 ; SI: .text
+; FUNC-LABEL: {{^}}sextload_i8_to_i32_bfe_0:{{.*$}}
 ; SI-NOT: {{[^@]}}bfe
 ; SI: s_endpgm
 define void @sextload_i8_to_i32_bfe_0(i32 addrspace(1)* %out, i8 addrspace(1)* %ptr) nounwind {