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https://github.com/c64scene-ar/llvm-6502.git
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b3f91b0af7
Do not eliminate the frame pointer if there is a stackmap or patchpoint in the function. All stackmap references should be FP relative. This fixes PR21107. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218920 91177308-0d34-0410-b5e6-96231b3b80d8
89 lines
3.4 KiB
LLVM
89 lines
3.4 KiB
LLVM
; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=corei7 < %s | FileCheck %s
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; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=corei7 -fast-isel -fast-isel-abort < %s | FileCheck %s --check-prefix=FAST
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; Test the webkit_jscc calling convention.
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; One argument will be passed in register, the other will be pushed on the stack.
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; Return value in $rax.
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define void @jscall_patchpoint_codegen(i64 %p1, i64 %p2, i64 %p3, i64 %p4) {
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entry:
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; CHECK-LABEL: jscall_patchpoint_codegen:
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; CHECK: Ltmp
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; CHECK: movq %r{{.+}}, (%rsp)
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; CHECK: movq %r{{.+}}, %rax
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; CHECK: Ltmp
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; CHECK-NEXT: movabsq $-559038736, %r11
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; CHECK-NEXT: callq *%r11
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; CHECK: movq %rax, (%rsp)
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; CHECK: callq
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; FAST-LABEL: jscall_patchpoint_codegen:
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; FAST: Ltmp
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; FAST: movq %r{{.+}}, (%rsp)
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; FAST: movq %r{{.+}}, %rax
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; FAST: Ltmp
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; FAST-NEXT: movabsq $-559038736, %r11
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; FAST-NEXT: callq *%r11
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; FAST: movq %rax, (%rsp)
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; FAST: callq
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%resolveCall2 = inttoptr i64 -559038736 to i8*
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%result = tail call webkit_jscc i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 5, i32 15, i8* %resolveCall2, i32 2, i64 %p4, i64 %p2)
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%resolveCall3 = inttoptr i64 -559038737 to i8*
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tail call webkit_jscc void (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.void(i64 6, i32 15, i8* %resolveCall3, i32 2, i64 %p4, i64 %result)
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ret void
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}
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; Test if the arguments are properly aligned and that we don't store undef arguments.
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define i64 @jscall_patchpoint_codegen2(i64 %callee) {
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entry:
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; CHECK-LABEL: jscall_patchpoint_codegen2:
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; CHECK: Ltmp
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; CHECK: movq $6, 24(%rsp)
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; CHECK-NEXT: movl $4, 16(%rsp)
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; CHECK-NEXT: movq $2, (%rsp)
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; CHECK: Ltmp
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; CHECK-NEXT: movabsq $-559038736, %r11
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; CHECK-NEXT: callq *%r11
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; FAST-LABEL: jscall_patchpoint_codegen2:
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; FAST: Ltmp
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; FAST: movq $2, (%rsp)
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; FAST-NEXT: movl $4, 16(%rsp)
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; FAST-NEXT: movq $6, 24(%rsp)
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; FAST: Ltmp
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; FAST-NEXT: movabsq $-559038736, %r11
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; FAST-NEXT: callq *%r11
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%call = inttoptr i64 -559038736 to i8*
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%result = call webkit_jscc i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 7, i32 15, i8* %call, i32 6, i64 %callee, i64 2, i64 undef, i32 4, i32 undef, i64 6)
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ret i64 %result
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}
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; Test if the arguments are properly aligned and that we don't store undef arguments.
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define i64 @jscall_patchpoint_codegen3(i64 %callee) {
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entry:
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; CHECK-LABEL: jscall_patchpoint_codegen3:
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; CHECK: Ltmp
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; CHECK: movq $10, 48(%rsp)
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; CHECK-NEXT: movl $8, 36(%rsp)
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; CHECK-NEXT: movq $6, 24(%rsp)
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; CHECK-NEXT: movl $4, 16(%rsp)
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; CHECK-NEXT: movq $2, (%rsp)
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; CHECK: Ltmp
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; CHECK-NEXT: movabsq $-559038736, %r11
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; CHECK-NEXT: callq *%r11
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; FAST-LABEL: jscall_patchpoint_codegen3:
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; FAST: Ltmp
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; FAST: movq $2, (%rsp)
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; FAST-NEXT: movl $4, 16(%rsp)
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; FAST-NEXT: movq $6, 24(%rsp)
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; FAST-NEXT: movl $8, 36(%rsp)
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; FAST-NEXT: movq $10, 48(%rsp)
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; FAST: Ltmp
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; FAST-NEXT: movabsq $-559038736, %r11
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; FAST-NEXT: callq *%r11
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%call = inttoptr i64 -559038736 to i8*
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%result = call webkit_jscc i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 7, i32 15, i8* %call, i32 10, i64 %callee, i64 2, i64 undef, i32 4, i32 undef, i64 6, i32 undef, i32 8, i32 undef, i64 10)
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ret i64 %result
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}
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declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...)
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declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...)
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