| ; RUN: llc -march=mipsel -disable-mips-delay-filler -relocation-model=pic < %s | \ |
| ; RUN: FileCheck %s -check-prefix=O32 |
| ; RUN: llc -march=mipsel -mips-load-target-from-got=false \ |
| ; RUN: -disable-mips-delay-filler -relocation-model=pic < %s | FileCheck %s -check-prefix=O32-LOADTGT |
| |
| @gd1 = common global double 0.000000e+00, align 8 |
| @gd2 = common global double 0.000000e+00, align 8 |
| |
| ; O32-LABEL: caller3: |
| ; O32-DAG: lw $25, %call16(callee3) |
| ; O32-DAG: move $gp |
| ; O32: jalr $25 |
| ; O32-NOT: move $gp |
| ; O32: lw $25, %call16(callee3) |
| ; O32-NOT: move $gp |
| ; O32: jalr $25 |
| ; O32-NOT: move $gp |
| ; O32: lw $25, %call16(callee3) |
| ; O32-NOT: move $gp |
| ; O32: jalr $25 |
| |
| ; O32-LOADTGT-LABEL: caller3: |
| ; O32-LOADTGT-DAG: lw $25, %call16(callee3) |
| ; O32-LOADTGT-DAG: move $gp |
| ; O32-LOADTGT: jalr $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: move $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: jalr $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: move $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: jalr $25 |
| |
| define void @caller3(i32 %n) { |
| entry: |
| tail call void @callee3() |
| tail call void @callee3() |
| %tobool1 = icmp eq i32 %n, 0 |
| br i1 %tobool1, label %while.end, label %while.body |
| |
| while.body: |
| %n.addr.02 = phi i32 [ %dec, %while.body ], [ %n, %entry ] |
| %dec = add nsw i32 %n.addr.02, -1 |
| tail call void @callee3() |
| %tobool = icmp eq i32 %dec, 0 |
| br i1 %tobool, label %while.end, label %while.body |
| |
| while.end: |
| ret void |
| } |
| |
| declare void @callee3() |
| |
| ; O32-LABEL: caller4: |
| ; O32-DAG: lw $25, %call16(ceil) |
| ; O32-DAG: move $gp |
| ; O32: jalr $25 |
| ; O32-NOT: move $gp |
| ; O32: lw $25, %call16(ceil) |
| ; O32-NOT: move $gp |
| ; O32: jalr $25 |
| ; O32-NOT: move $gp |
| ; O32: lw $25, %call16(ceil) |
| ; O32-NOT: move $gp |
| ; O32: jalr $25 |
| |
| ; O32-LOADTGT-LABEL: caller4: |
| ; O32-LOADTGT-DAG: lw $25, %call16(ceil) |
| ; O32-LOADTGT-DAG: move $gp |
| ; O32-LOADTGT: jalr $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: move $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: jalr $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: move $25 |
| ; O32-LOADTGT-NOT: move $gp |
| ; O32-LOADTGT: jalr $25 |
| |
| define void @caller4(double %d) { |
| entry: |
| %call = tail call double @ceil(double %d) |
| %call1 = tail call double @ceil(double %call) |
| store double %call1, ptr @gd2, align 8 |
| %call2 = tail call double @ceil(double %call1) |
| store double %call2, ptr @gd1, align 8 |
| ret void |
| } |
| |
| declare double @ceil(double) |
| |
| ; Make sure that the MipsOptimizePICCall pass is run even for optnone functions, |
| ; as we have to make sure that jalr uses $t9 for PIC code in order to adhere to |
| ; the MIPS o32 ABI. |
| define hidden double @foo(double %dbl) #0 { |
| entry: |
| ; O32: jalr $25 |
| %res = call double @sqrt(double %dbl) |
| ret double %res |
| } |
| |
| declare double @sqrt(double) |
| |
| attributes #0 = { noinline optnone } |